251628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1613}}^1$

素因数の和:1633

約数の個数: 24

約数和(自身を含む): 632688

約数和(自身を除く): 381060

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1613, 3226, 4839, 6452, 9678, 19356, 20969, 41938, 62907, 83876, 125814, 251628]

約数ペア:

[(1, 251628), (2, 125814), (3, 83876), (4, 62907), (6, 41938), (12, 20969), (13, 19356), (26, 9678), (39, 6452), (52, 4839), (78, 3226), (156, 1613)]