1290224824

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{490207}}^1$

素因数の和:490267

約数の個数: 32

約数和(自身を含む): 2823598080

約数和(自身を除く): 1533373256

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 490207, 980414, 1960828, 3431449, 3921656, 6862898, 13725796, 23039729, 27451592, 46079458, 92158916, 161278103, 184317832, 322556206, 645112412, 1290224824]

約数ペア:

[(1, 1290224824), (2, 645112412), (4, 322556206), (7, 184317832), (8, 161278103), (14, 92158916), (28, 46079458), (47, 27451592), (56, 23039729), (94, 13725796), (188, 6862898), (329, 3921656), (376, 3431449), (658, 1960828), (1316, 980414), (2632, 490207)]