25151231

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 31272480

約数和(自身を除く): 6121249

約数列:

[1, 7, 19, 37, 133, 259, 269, 361, 703, 1883, 2527, 4921, 5111, 9953, 13357, 35777, 69671, 93499, 97109, 189107, 679763, 1323749, 3593033, 25151231]

約数ペア:

[(1, 25151231), (7, 3593033), (19, 1323749), (37, 679763), (133, 189107), (259, 97109), (269, 93499), (361, 69671), (703, 35777), (1883, 13357), (2527, 9953), (4921, 5111)]