25915227

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 39287808

約数和(自身を除く): 13372581

約数列:

[1, 3, 13, 23, 39, 69, 167, 173, 299, 501, 519, 897, 2171, 2249, 3841, 3979, 6513, 6747, 11523, 11937, 28891, 49933, 51727, 86673, 149799, 155181, 375583, 664493, 1126749, 1993479, 8638409, 25915227]

約数ペア:

[(1, 25915227), (3, 8638409), (13, 1993479), (23, 1126749), (39, 664493), (69, 375583), (167, 155181), (173, 149799), (299, 86673), (501, 51727), (519, 49933), (897, 28891), (2171, 11937), (2249, 11523), (3841, 6747), (3979, 6513)]