213158170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{2447}}^1$

素因数の和:2766

約数の個数: 32

約数和(自身を含む): 397633536

約数和(自身を除く): 184475366

約数列:

[1, 2, 5, 10, 31, 62, 155, 281, 310, 562, 1405, 2447, 2810, 4894, 8711, 12235, 17422, 24470, 43555, 75857, 87110, 151714, 379285, 687607, 758570, 1375214, 3438035, 6876070, 21315817, 42631634, 106579085, 213158170]

約数ペア:

[(1, 213158170), (2, 106579085), (5, 42631634), (10, 21315817), (31, 6876070), (62, 3438035), (155, 1375214), (281, 758570), (310, 687607), (562, 379285), (1405, 151714), (2447, 87110), (2810, 75857), (4894, 43555), (8711, 24470), (12235, 17422)]