81179592

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{260191}}^1$

素因数の和:260213

約数の個数: 32

約数和(自身を含む): 218561280

約数和(自身を除く): 137381688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 260191, 520382, 780573, 1040764, 1561146, 2081528, 3122292, 3382483, 6244584, 6764966, 10147449, 13529932, 20294898, 27059864, 40589796, 81179592]

約数ペア:

[(1, 81179592), (2, 40589796), (3, 27059864), (4, 20294898), (6, 13529932), (8, 10147449), (12, 6764966), (13, 6244584), (24, 3382483), (26, 3122292), (39, 2081528), (52, 1561146), (78, 1040764), (104, 780573), (156, 520382), (312, 260191)]