201324285

素因数分解:

$3^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:84

約数の個数: 108

約数和(自身を含む): 404937468

約数和(自身を除く): 203613183

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 81, 85, 95, 135, 153, 171, 243, 255, 285, 323, 361, 405, 459, 513, 729, 765, 855, 969, 1083, 1215, 1377, 1539, 1615, 1805, 2187, 2295, 2565, 2907, 3249, 3645, 4131, 4617, 4845, 5415, 6137, 6561, 6885, 7695, 8721, 9747, 10935, 12393, 13851, 14535, 16245, 18411, 20655, 23085, 26163, 29241, 30685, 32805, 37179, 41553, 43605, 48735, 55233, 61965, 69255, 78489, 87723, 92055, 111537, 124659, 130815, 146205, 165699, 185895, 207765, 235467, 263169, 276165, 392445, 438615, 497097, 557685, 623295, 706401, 789507, 828495, 1177335, 1315845, 1491291, 2119203, 2368521, 2485485, 3532005, 3947535, 4473873, 7456455, 10596015, 11842605, 13421619, 22369365, 40264857, 67108095, 201324285]

約数ペア:

[(1, 201324285), (3, 67108095), (5, 40264857), (9, 22369365), (15, 13421619), (17, 11842605), (19, 10596015), (27, 7456455), (45, 4473873), (51, 3947535), (57, 3532005), (81, 2485485), (85, 2368521), (95, 2119203), (135, 1491291), (153, 1315845), (171, 1177335), (243, 828495), (255, 789507), (285, 706401), (323, 623295), (361, 557685), (405, 497097), (459, 438615), (513, 392445), (729, 276165), (765, 263169), (855, 235467), (969, 207765), (1083, 185895), (1215, 165699), (1377, 146205), (1539, 130815), (1615, 124659), (1805, 111537), (2187, 92055), (2295, 87723), (2565, 78489), (2907, 69255), (3249, 61965), (3645, 55233), (4131, 48735), (4617, 43605), (4845, 41553), (5415, 37179), (6137, 32805), (6561, 30685), (6885, 29241), (7695, 26163), (8721, 23085), (9747, 20655), (10935, 18411), (12393, 16245), (13851, 14535)]