25901841

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 43075584

約数和(自身を除く): 17173743

約数列:

[1, 3, 7, 21, 23, 47, 49, 69, 141, 147, 161, 163, 329, 483, 489, 987, 1081, 1127, 1141, 2303, 3243, 3381, 3423, 3749, 6909, 7567, 7661, 7987, 11247, 22701, 22983, 23961, 26243, 52969, 53627, 78729, 158907, 160881, 176203, 183701, 375389, 528609, 551103, 1126167, 1233421, 3700263, 8633947, 25901841]

約数ペア:

[(1, 25901841), (3, 8633947), (7, 3700263), (21, 1233421), (23, 1126167), (47, 551103), (49, 528609), (69, 375389), (141, 183701), (147, 176203), (161, 160881), (163, 158907), (329, 78729), (483, 53627), (489, 52969), (987, 26243), (1081, 23961), (1127, 22983), (1141, 22701), (2303, 11247), (3243, 7987), (3381, 7661), (3423, 7567), (3749, 6909)]