25877254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 44130240

約数和(自身を除く): 18252986

約数列:

[1, 2, 13, 23, 26, 46, 109, 218, 299, 397, 598, 794, 1417, 2507, 2834, 5014, 5161, 9131, 10322, 18262, 32591, 43273, 65182, 86546, 118703, 237406, 562549, 995279, 1125098, 1990558, 12938627, 25877254]

約数ペア:

[(1, 25877254), (2, 12938627), (13, 1990558), (23, 1125098), (26, 995279), (46, 562549), (109, 237406), (218, 118703), (299, 86546), (397, 65182), (598, 43273), (794, 32591), (1417, 18262), (2507, 10322), (2834, 9131), (5014, 5161)]