31288759845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^3\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:660

約数の個数: 128

約数和(自身を含む): 61385195520

約数和(自身を除く): 30096435675

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 131, 255, 289, 357, 393, 463, 595, 655, 867, 917, 1389, 1445, 1785, 1965, 2023, 2227, 2315, 2751, 3241, 4335, 4585, 4913, 6069, 6681, 6945, 7871, 9723, 10115, 11135, 13755, 14739, 15589, 16205, 23613, 24565, 30345, 33405, 34391, 37859, 39355, 46767, 48615, 55097, 60653, 73695, 77945, 103173, 113577, 118065, 133807, 165291, 171955, 181959, 189295, 233835, 265013, 275485, 303265, 401421, 424571, 515865, 567885, 643603, 669035, 795039, 826455, 909795, 936649, 1031101, 1273713, 1325065, 1930809, 2007105, 2122855, 2274719, 2809947, 3093303, 3218015, 3975195, 4505221, 4683245, 5155505, 6368565, 6824157, 7217707, 9654045, 11373595, 13515663, 14049735, 15466515, 15923033, 17528717, 21653121, 22526105, 34120785, 36088535, 47769099, 52586151, 67578315, 79615165, 87643585, 108265605, 122701019, 238845495, 262930755, 297988189, 368103057, 613505095, 893964567, 1489940945, 1840515285, 2085917323, 4469822835, 6257751969, 10429586615, 31288759845]

約数ペア:

[(1, 31288759845), (3, 10429586615), (5, 6257751969), (7, 4469822835), (15, 2085917323), (17, 1840515285), (21, 1489940945), (35, 893964567), (51, 613505095), (85, 368103057), (105, 297988189), (119, 262930755), (131, 238845495), (255, 122701019), (289, 108265605), (357, 87643585), (393, 79615165), (463, 67578315), (595, 52586151), (655, 47769099), (867, 36088535), (917, 34120785), (1389, 22526105), (1445, 21653121), (1785, 17528717), (1965, 15923033), (2023, 15466515), (2227, 14049735), (2315, 13515663), (2751, 11373595), (3241, 9654045), (4335, 7217707), (4585, 6824157), (4913, 6368565), (6069, 5155505), (6681, 4683245), (6945, 4505221), (7871, 3975195), (9723, 3218015), (10115, 3093303), (11135, 2809947), (13755, 2274719), (14739, 2122855), (15589, 2007105), (16205, 1930809), (23613, 1325065), (24565, 1273713), (30345, 1031101), (33405, 936649), (34391, 909795), (37859, 826455), (39355, 795039), (46767, 669035), (48615, 643603), (55097, 567885), (60653, 515865), (73695, 424571), (77945, 401421), (103173, 303265), (113577, 275485), (118065, 265013), (133807, 233835), (165291, 189295), (171955, 181959)]