25287741

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 40043520

約数和(自身を除く): 14755779

約数列:

[1, 3, 9, 23, 27, 43, 69, 129, 207, 387, 621, 947, 989, 1161, 2841, 2967, 8523, 8901, 21781, 25569, 26703, 40721, 65343, 122163, 196029, 366489, 588087, 936583, 1099467, 2809749, 8429247, 25287741]

約数ペア:

[(1, 25287741), (3, 8429247), (9, 2809749), (23, 1099467), (27, 936583), (43, 588087), (69, 366489), (129, 196029), (207, 122163), (387, 65343), (621, 40721), (947, 26703), (989, 25569), (1161, 21781), (2841, 8901), (2967, 8523)]