87721228

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{84673}}^1$

素因数の和:84721

約数の個数: 24

約数和(自身を含む): 180186272

約数和(自身を除く): 92465044

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 84673, 169346, 338692, 592711, 1185422, 2370844, 3132901, 6265802, 12531604, 21930307, 43860614, 87721228]

約数ペア:

[(1, 87721228), (2, 43860614), (4, 21930307), (7, 12531604), (14, 6265802), (28, 3132901), (37, 2370844), (74, 1185422), (148, 592711), (259, 338692), (518, 169346), (1036, 84673)]