86901515

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{4013}}^1$

素因数の和:4150

約数の個数: 16

約数和(自身を含む): 107510976

約数和(自身を除く): 20609461

約数列:

[1, 5, 61, 71, 305, 355, 4013, 4331, 20065, 21655, 244793, 284923, 1223965, 1424615, 17380303, 86901515]

約数ペア:

[(1, 86901515), (5, 17380303), (61, 1424615), (71, 1223965), (305, 284923), (355, 244793), (4013, 21655), (4331, 20065)]