25813928

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11243}}^1$

素因数の和:11297

約数の個数: 32

約数和(自身を含む): 56669760

約数和(自身を除く): 30855832

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 11243, 22486, 44972, 78701, 89944, 157402, 314804, 460963, 629608, 921926, 1843852, 3226741, 3687704, 6453482, 12906964, 25813928]

約数ペア:

[(1, 25813928), (2, 12906964), (4, 6453482), (7, 3687704), (8, 3226741), (14, 1843852), (28, 921926), (41, 629608), (56, 460963), (82, 314804), (164, 157402), (287, 89944), (328, 78701), (574, 44972), (1148, 22486), (2296, 11243)]