1909280121

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{619}}^1\times {\mathrm{769}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 2933145600

約数和(自身を除く): 1023865479

約数列:

[1, 3, 7, 21, 191, 573, 619, 769, 1337, 1857, 2307, 4011, 4333, 5383, 12999, 16149, 118229, 146879, 354687, 440637, 476011, 827603, 1028153, 1428033, 2482809, 3084459, 3332077, 9996231, 90918101, 272754303, 636426707, 1909280121]

約数ペア:

[(1, 1909280121), (3, 636426707), (7, 272754303), (21, 90918101), (191, 9996231), (573, 3332077), (619, 3084459), (769, 2482809), (1337, 1428033), (1857, 1028153), (2307, 827603), (4011, 476011), (4333, 440637), (5383, 354687), (12999, 146879), (16149, 118229)]