220245494

素因数分解:

$2^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{8293}}^1$

素因数の和:8580

約数の個数: 24

約数和(自身を含む): 385770528

約数和(自身を除く): 165525034

約数列:

[1, 2, 7, 14, 49, 98, 271, 542, 1897, 3794, 8293, 13279, 16586, 26558, 58051, 116102, 406357, 812714, 2247403, 4494806, 15731821, 31463642, 110122747, 220245494]

約数ペア:

[(1, 220245494), (2, 110122747), (7, 31463642), (14, 15731821), (49, 4494806), (98, 2247403), (271, 812714), (542, 406357), (1897, 116102), (3794, 58051), (8293, 26558), (13279, 16586)]