1291263995

素因数分解:

$5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{2003}}^1$

素因数の和:2291

約数の個数: 32

約数和(自身を含む): 1798405632

約数和(自身を除く): 507141637

約数列:

[1, 5, 7, 35, 113, 163, 565, 791, 815, 1141, 2003, 3955, 5705, 10015, 14021, 18419, 70105, 92095, 128933, 226339, 326489, 644665, 1131695, 1584373, 1632445, 2285423, 7921865, 11427115, 36893257, 184466285, 258252799, 1291263995]

約数ペア:

[(1, 1291263995), (5, 258252799), (7, 184466285), (35, 36893257), (113, 11427115), (163, 7921865), (565, 2285423), (791, 1632445), (815, 1584373), (1141, 1131695), (2003, 644665), (3955, 326489), (5705, 226339), (10015, 128933), (14021, 92095), (18419, 70105)]