123453916

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{431}}^1\times {\mathrm{709}}^1$

素因数の和:1245

約数の個数: 24

約数和(自身を含む): 218998080

約数和(自身を除く): 95544164

約数列:

[1, 2, 4, 101, 202, 404, 431, 709, 862, 1418, 1724, 2836, 43531, 71609, 87062, 143218, 174124, 286436, 305579, 611158, 1222316, 30863479, 61726958, 123453916]

約数ペア:

[(1, 123453916), (2, 61726958), (4, 30863479), (101, 1222316), (202, 611158), (404, 305579), (431, 286436), (709, 174124), (862, 143218), (1418, 87062), (1724, 71609), (2836, 43531)]