1399816005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 128

約数和(自身を含む): 2773647360

約数和(自身を除く): 1373831355

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 37, 59, 93, 105, 111, 155, 177, 185, 197, 217, 259, 295, 413, 465, 555, 591, 651, 777, 885, 985, 1085, 1147, 1239, 1295, 1379, 1829, 2065, 2183, 2955, 3255, 3441, 3885, 4137, 5487, 5735, 6107, 6195, 6549, 6895, 7289, 8029, 9145, 10915, 11623, 12803, 15281, 17205, 18321, 20685, 21867, 24087, 27435, 30535, 32745, 34869, 36445, 38409, 40145, 42749, 45843, 51023, 58115, 64015, 67673, 76405, 81361, 91605, 109335, 120435, 128247, 153069, 174345, 192045, 203019, 213745, 225959, 229215, 244083, 255115, 338365, 360313, 406805, 430051, 473711, 641235, 677877, 765345, 1015095, 1080939, 1129795, 1220415, 1290153, 1421133, 1581713, 1801565, 2150255, 2368555, 2522191, 3010357, 3389385, 4745139, 5404695, 6450765, 7105665, 7566573, 7908565, 9031071, 12610955, 13331581, 15051785, 23725695, 37832865, 39994743, 45155355, 66657905, 93321067, 199973715, 279963201, 466605335, 1399816005]

約数ペア:

[(1, 1399816005), (3, 466605335), (5, 279963201), (7, 199973715), (15, 93321067), (21, 66657905), (31, 45155355), (35, 39994743), (37, 37832865), (59, 23725695), (93, 15051785), (105, 13331581), (111, 12610955), (155, 9031071), (177, 7908565), (185, 7566573), (197, 7105665), (217, 6450765), (259, 5404695), (295, 4745139), (413, 3389385), (465, 3010357), (555, 2522191), (591, 2368555), (651, 2150255), (777, 1801565), (885, 1581713), (985, 1421133), (1085, 1290153), (1147, 1220415), (1239, 1129795), (1295, 1080939), (1379, 1015095), (1829, 765345), (2065, 677877), (2183, 641235), (2955, 473711), (3255, 430051), (3441, 406805), (3885, 360313), (4137, 338365), (5487, 255115), (5735, 244083), (6107, 229215), (6195, 225959), (6549, 213745), (6895, 203019), (7289, 192045), (8029, 174345), (9145, 153069), (10915, 128247), (11623, 120435), (12803, 109335), (15281, 91605), (17205, 81361), (18321, 76405), (20685, 67673), (21867, 64015), (24087, 58115), (27435, 51023), (30535, 45843), (32745, 42749), (34869, 40145), (36445, 38409)]