31080654

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1987}}^1$

素因数の和:2085

約数の個数: 48

約数和(自身を含む): 74430720

約数和(自身を除く): 43350066

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 79, 99, 158, 198, 237, 474, 711, 869, 1422, 1738, 1987, 2607, 3974, 5214, 5961, 7821, 11922, 15642, 17883, 21857, 35766, 43714, 65571, 131142, 156973, 196713, 313946, 393426, 470919, 941838, 1412757, 1726703, 2825514, 3453406, 5180109, 10360218, 15540327, 31080654]

約数ペア:

[(1, 31080654), (2, 15540327), (3, 10360218), (6, 5180109), (9, 3453406), (11, 2825514), (18, 1726703), (22, 1412757), (33, 941838), (66, 470919), (79, 393426), (99, 313946), (158, 196713), (198, 156973), (237, 131142), (474, 65571), (711, 43714), (869, 35766), (1422, 21857), (1738, 17883), (1987, 15642), (2607, 11922), (3974, 7821), (5214, 5961)]