11905985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 17805312

約数和(自身を除く): 5899327

約数列:

[1, 5, 7, 13, 35, 65, 91, 137, 191, 455, 685, 955, 959, 1337, 1781, 2483, 4795, 6685, 8905, 12415, 12467, 17381, 26167, 62335, 86905, 130835, 183169, 340171, 915845, 1700855, 2381197, 11905985]

約数ペア:

[(1, 11905985), (5, 2381197), (7, 1700855), (13, 915845), (35, 340171), (65, 183169), (91, 130835), (137, 86905), (191, 62335), (455, 26167), (685, 17381), (955, 12467), (959, 12415), (1337, 8905), (1781, 6685), (2483, 4795)]