1639653621

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{3391}}^1$

素因数の和:3929

約数の個数: 32

約数和(自身を含む): 2442240000

約数和(自身を除く): 802586379

約数列:

[1, 3, 17, 19, 51, 57, 323, 499, 969, 1497, 3391, 8483, 9481, 10173, 25449, 28443, 57647, 64429, 161177, 172941, 193287, 483531, 1095293, 1692109, 3285879, 5076327, 28765853, 32150071, 86297559, 96450213, 546551207, 1639653621]

約数ペア:

[(1, 1639653621), (3, 546551207), (17, 96450213), (19, 86297559), (51, 32150071), (57, 28765853), (323, 5076327), (499, 3285879), (969, 1692109), (1497, 1095293), (3391, 483531), (8483, 193287), (9481, 172941), (10173, 161177), (25449, 64429), (28443, 57647)]