25979434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1194

約数の個数: 32

約数和(自身を含む): 45314640

約数和(自身を除く): 19335206

約数列:

[1, 2, 13, 17, 26, 34, 53, 106, 221, 442, 689, 901, 1109, 1378, 1802, 2218, 11713, 14417, 18853, 23426, 28834, 37706, 58777, 117554, 245089, 490178, 764101, 999209, 1528202, 1998418, 12989717, 25979434]

約数ペア:

[(1, 25979434), (2, 12989717), (13, 1998418), (17, 1528202), (26, 999209), (34, 764101), (53, 490178), (106, 245089), (221, 117554), (442, 58777), (689, 37706), (901, 28834), (1109, 23426), (1378, 18853), (1802, 14417), (2218, 11713)]