291222058

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:862

約数の個数: 32

約数和(自身を含む): 461387520

約数和(自身を除く): 170165462

約数列:

[1, 2, 43, 47, 86, 94, 109, 218, 661, 1322, 2021, 4042, 4687, 5123, 9374, 10246, 28423, 31067, 56846, 62134, 72049, 144098, 220289, 440578, 1335881, 2671762, 3098107, 3386303, 6196214, 6772606, 145611029, 291222058]

約数ペア:

[(1, 291222058), (2, 145611029), (43, 6772606), (47, 6196214), (86, 3386303), (94, 3098107), (109, 2671762), (218, 1335881), (661, 440578), (1322, 220289), (2021, 144098), (4042, 72049), (4687, 62134), (5123, 56846), (9374, 31067), (10246, 28423)]