39681147

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 60456960

約数和(自身を除く): 20775813

約数列:

[1, 3, 11, 31, 33, 79, 93, 237, 341, 491, 869, 1023, 1473, 2449, 2607, 5401, 7347, 15221, 16203, 26939, 38789, 45663, 80817, 116367, 167431, 426679, 502293, 1202459, 1280037, 3607377, 13227049, 39681147]

約数ペア:

[(1, 39681147), (3, 13227049), (11, 3607377), (31, 1280037), (33, 1202459), (79, 502293), (93, 426679), (237, 167431), (341, 116367), (491, 80817), (869, 45663), (1023, 38789), (1473, 26939), (2449, 16203), (2607, 15221), (5401, 7347)]