1213604

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:587

約数の個数: 24

約数和(自身を含む): 2459520

約数和(自身を除く): 1245916

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 487, 623, 974, 1246, 1948, 2492, 3409, 6818, 13636, 43343, 86686, 173372, 303401, 606802, 1213604]

約数ペア:

[(1, 1213604), (2, 606802), (4, 303401), (7, 173372), (14, 86686), (28, 43343), (89, 13636), (178, 6818), (356, 3409), (487, 2492), (623, 1948), (974, 1246)]