28756598

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 47863200

約数和(自身を除く): 19106602

約数列:

[1, 2, 13, 26, 73, 109, 139, 146, 218, 278, 949, 1417, 1807, 1898, 2834, 3614, 7957, 10147, 15151, 15914, 20294, 30302, 103441, 131911, 196963, 206882, 263822, 393926, 1106023, 2212046, 14378299, 28756598]

約数ペア:

[(1, 28756598), (2, 14378299), (13, 2212046), (26, 1106023), (73, 393926), (109, 263822), (139, 206882), (146, 196963), (218, 131911), (278, 103441), (949, 30302), (1417, 20294), (1807, 15914), (1898, 15151), (2834, 10147), (3614, 7957)]