25512721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:169

約数の個数: 32

約数和(自身を含む): 30643200

約数和(自身を除く): 5130479

約数列:

[1, 13, 29, 31, 37, 59, 377, 403, 481, 767, 899, 1073, 1147, 1711, 1829, 2183, 11687, 13949, 14911, 22243, 23777, 28379, 33263, 53041, 63307, 67673, 432419, 689533, 822991, 879749, 1962517, 25512721]

約数ペア:

[(1, 25512721), (13, 1962517), (29, 879749), (31, 822991), (37, 689533), (59, 432419), (377, 67673), (403, 63307), (481, 53041), (767, 33263), (899, 28379), (1073, 23777), (1147, 22243), (1711, 14911), (1829, 13949), (2183, 11687)]