420291228

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{714781}}^1$

素因数の和:714802

約数の個数: 36

約数和(自身を含む): 1140792072

約数和(自身を除く): 720500844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 714781, 1429562, 2144343, 2859124, 4288686, 5003467, 8577372, 10006934, 15010401, 20013868, 30020802, 35024269, 60041604, 70048538, 105072807, 140097076, 210145614, 420291228]

約数ペア:

[(1, 420291228), (2, 210145614), (3, 140097076), (4, 105072807), (6, 70048538), (7, 60041604), (12, 35024269), (14, 30020802), (21, 20013868), (28, 15010401), (42, 10006934), (49, 8577372), (84, 5003467), (98, 4288686), (147, 2859124), (196, 2144343), (294, 1429562), (588, 714781)]