425968

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:424

約数の個数: 20

約数和(自身を含む): 838240

約数和(自身を除く): 412272

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 337, 632, 674, 1264, 1348, 2696, 5392, 26623, 53246, 106492, 212984, 425968]

約数ペア:

[(1, 425968), (2, 212984), (4, 106492), (8, 53246), (16, 26623), (79, 5392), (158, 2696), (316, 1348), (337, 1264), (632, 674)]