31729932

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{449}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 87141600

約数和(自身を除く): 55411668

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 151, 156, 234, 302, 449, 453, 468, 604, 898, 906, 1347, 1359, 1796, 1812, 1963, 2694, 2718, 3926, 4041, 5388, 5436, 5837, 5889, 7852, 8082, 11674, 11778, 16164, 17511, 17667, 23348, 23556, 35022, 35334, 52533, 67799, 70044, 70668, 105066, 135598, 203397, 210132, 271196, 406794, 610191, 813588, 881387, 1220382, 1762774, 2440764, 2644161, 3525548, 5288322, 7932483, 10576644, 15864966, 31729932]

約数ペア:

[(1, 31729932), (2, 15864966), (3, 10576644), (4, 7932483), (6, 5288322), (9, 3525548), (12, 2644161), (13, 2440764), (18, 1762774), (26, 1220382), (36, 881387), (39, 813588), (52, 610191), (78, 406794), (117, 271196), (151, 210132), (156, 203397), (234, 135598), (302, 105066), (449, 70668), (453, 70044), (468, 67799), (604, 52533), (898, 35334), (906, 35022), (1347, 23556), (1359, 23348), (1796, 17667), (1812, 17511), (1963, 16164), (2694, 11778), (2718, 11674), (3926, 8082), (4041, 7852), (5388, 5889), (5436, 5837)]