212404568

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{809}}^1\times {\mathrm{887}}^1$

素因数の和:1739

約数の個数: 32

約数和(自身を含む): 409989600

約数和(自身を除く): 197585032

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 809, 887, 1618, 1774, 3236, 3548, 6472, 7096, 29933, 32819, 59866, 65638, 119732, 131276, 239464, 262552, 717583, 1435166, 2870332, 5740664, 26550571, 53101142, 106202284, 212404568]

約数ペア:

[(1, 212404568), (2, 106202284), (4, 53101142), (8, 26550571), (37, 5740664), (74, 2870332), (148, 1435166), (296, 717583), (809, 262552), (887, 239464), (1618, 131276), (1774, 119732), (3236, 65638), (3548, 59866), (6472, 32819), (7096, 29933)]