385890284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{17627}}^1$

素因数の和:18065

約数の個数: 24

約数和(自身を含む): 729023568

約数和(自身を除く): 343133284

約数列:

[1, 2, 4, 13, 26, 52, 421, 842, 1684, 5473, 10946, 17627, 21892, 35254, 70508, 229151, 458302, 916604, 7420967, 14841934, 29683868, 96472571, 192945142, 385890284]

約数ペア:

[(1, 385890284), (2, 192945142), (4, 96472571), (13, 29683868), (26, 14841934), (52, 7420967), (421, 916604), (842, 458302), (1684, 229151), (5473, 70508), (10946, 35254), (17627, 21892)]