209310908

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{251}}^1\times {\mathrm{1279}}^1$

素因数の和:1697

約数の個数: 24

約数和(自身を含む): 370298880

約数和(自身を除く): 160987972

約数列:

[1, 2, 4, 163, 251, 326, 502, 652, 1004, 1279, 2558, 5116, 40913, 81826, 163652, 208477, 321029, 416954, 642058, 833908, 1284116, 52327727, 104655454, 209310908]

約数ペア:

[(1, 209310908), (2, 104655454), (4, 52327727), (163, 1284116), (251, 833908), (326, 642058), (502, 416954), (652, 321029), (1004, 208477), (1279, 163652), (2558, 81826), (5116, 40913)]