628460324

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{809}}^1\times {\mathrm{1237}}^1$

素因数の和:2207

約数の個数: 24

約数和(自身を含む): 1109074680

約数和(自身を除く): 480614356

約数列:

[1, 2, 4, 157, 314, 628, 809, 1237, 1618, 2474, 3236, 4948, 127013, 194209, 254026, 388418, 508052, 776836, 1000733, 2001466, 4002932, 157115081, 314230162, 628460324]

約数ペア:

[(1, 628460324), (2, 314230162), (4, 157115081), (157, 4002932), (314, 2001466), (628, 1000733), (809, 776836), (1237, 508052), (1618, 388418), (2474, 254026), (3236, 194209), (4948, 127013)]