81498222

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:474

約数の個数: 72

約数和(自身を含む): 194354784

約数和(自身を除く): 112856562

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 73, 78, 117, 146, 169, 219, 234, 338, 367, 438, 507, 657, 734, 949, 1014, 1101, 1314, 1521, 1898, 2202, 2847, 3042, 3303, 4771, 5694, 6606, 8541, 9542, 12337, 14313, 17082, 24674, 26791, 28626, 37011, 42939, 53582, 62023, 74022, 80373, 85878, 111033, 124046, 160746, 186069, 222066, 241119, 348283, 372138, 482238, 558207, 696566, 1044849, 1116414, 2089698, 3134547, 4527679, 6269094, 9055358, 13583037, 27166074, 40749111, 81498222]

約数ペア:

[(1, 81498222), (2, 40749111), (3, 27166074), (6, 13583037), (9, 9055358), (13, 6269094), (18, 4527679), (26, 3134547), (39, 2089698), (73, 1116414), (78, 1044849), (117, 696566), (146, 558207), (169, 482238), (219, 372138), (234, 348283), (338, 241119), (367, 222066), (438, 186069), (507, 160746), (657, 124046), (734, 111033), (949, 85878), (1014, 80373), (1101, 74022), (1314, 62023), (1521, 53582), (1898, 42939), (2202, 37011), (2847, 28626), (3042, 26791), (3303, 24674), (4771, 17082), (5694, 14313), (6606, 12337), (8541, 9542)]