397369526

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{619}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 642816000

約数和(自身を除く): 245446474

約数列:

[1, 2, 17, 34, 79, 158, 239, 478, 619, 1238, 1343, 2686, 4063, 8126, 10523, 18881, 21046, 37762, 48901, 97802, 147941, 295882, 320977, 641954, 831317, 1662634, 2514997, 5029994, 11687339, 23374678, 198684763, 397369526]

約数ペア:

[(1, 397369526), (2, 198684763), (17, 23374678), (34, 11687339), (79, 5029994), (158, 2514997), (239, 1662634), (478, 831317), (619, 641954), (1238, 320977), (1343, 295882), (2686, 147941), (4063, 97802), (8126, 48901), (10523, 37762), (18881, 21046)]