905388588

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{15233}}^1$

素因数の和:15383

約数の個数: 72

約数和(自身を含む): 2484238848

約数和(自身を除く): 1578850260

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 127, 156, 234, 254, 381, 468, 508, 762, 1143, 1524, 1651, 2286, 3302, 4572, 4953, 6604, 9906, 14859, 15233, 19812, 29718, 30466, 45699, 59436, 60932, 91398, 137097, 182796, 198029, 274194, 396058, 548388, 594087, 792116, 1188174, 1782261, 1934591, 2376348, 3564522, 3869182, 5803773, 7129044, 7738364, 11607546, 17411319, 23215092, 25149683, 34822638, 50299366, 69645276, 75449049, 100598732, 150898098, 226347147, 301796196, 452694294, 905388588]

約数ペア:

[(1, 905388588), (2, 452694294), (3, 301796196), (4, 226347147), (6, 150898098), (9, 100598732), (12, 75449049), (13, 69645276), (18, 50299366), (26, 34822638), (36, 25149683), (39, 23215092), (52, 17411319), (78, 11607546), (117, 7738364), (127, 7129044), (156, 5803773), (234, 3869182), (254, 3564522), (381, 2376348), (468, 1934591), (508, 1782261), (762, 1188174), (1143, 792116), (1524, 594087), (1651, 548388), (2286, 396058), (3302, 274194), (4572, 198029), (4953, 182796), (6604, 137097), (9906, 91398), (14859, 60932), (15233, 59436), (19812, 45699), (29718, 30466)]