231377406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{11279}}^1$

素因数の和:11560

約数の個数: 32

約数和(自身を含む): 500290560

約数和(自身を除く): 268913154

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 263, 526, 789, 1578, 3419, 6838, 10257, 11279, 20514, 22558, 33837, 67674, 146627, 293254, 439881, 879762, 2966377, 5932754, 8899131, 17798262, 38562901, 77125802, 115688703, 231377406]

約数ペア:

[(1, 231377406), (2, 115688703), (3, 77125802), (6, 38562901), (13, 17798262), (26, 8899131), (39, 5932754), (78, 2966377), (263, 879762), (526, 439881), (789, 293254), (1578, 146627), (3419, 67674), (6838, 33837), (10257, 22558), (11279, 20514)]