2151673881

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{659}}^1\times {\mathrm{859}}^1$

素因数の和:1709

約数の個数: 32

約数和(自身を含む): 3305702400

約数和(自身を除く): 1154028519

約数列:

[1, 3, 7, 21, 181, 543, 659, 859, 1267, 1977, 2577, 3801, 4613, 6013, 13839, 18039, 119279, 155479, 357837, 466437, 566081, 834953, 1088353, 1698243, 2504859, 3265059, 3962567, 11887701, 102460661, 307381983, 717224627, 2151673881]

約数ペア:

[(1, 2151673881), (3, 717224627), (7, 307381983), (21, 102460661), (181, 11887701), (543, 3962567), (659, 3265059), (859, 2504859), (1267, 1698243), (1977, 1088353), (2577, 834953), (3801, 566081), (4613, 466437), (6013, 357837), (13839, 155479), (18039, 119279)]