66854538

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{39937}}^1$

素因数の和:39979

約数の個数: 32

約数和(自身を含む): 153361920

約数和(自身を除く): 86507382

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 39937, 79874, 119811, 239622, 359433, 718866, 1078299, 1238047, 2156598, 2476094, 3714141, 7428282, 11142423, 22284846, 33427269, 66854538]

約数ペア:

[(1, 66854538), (2, 33427269), (3, 22284846), (6, 11142423), (9, 7428282), (18, 3714141), (27, 2476094), (31, 2156598), (54, 1238047), (62, 1078299), (93, 718866), (186, 359433), (279, 239622), (558, 119811), (837, 79874), (1674, 39937)]