28328818

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 50253696

約数和(自身を除く): 21924878

約数列:

[1, 2, 7, 14, 53, 73, 106, 146, 371, 511, 523, 742, 1022, 1046, 3661, 3869, 7322, 7738, 27083, 27719, 38179, 54166, 55438, 76358, 194033, 267253, 388066, 534506, 2023487, 4046974, 14164409, 28328818]

約数ペア:

[(1, 28328818), (2, 14164409), (7, 4046974), (14, 2023487), (53, 534506), (73, 388066), (106, 267253), (146, 194033), (371, 76358), (511, 55438), (523, 54166), (742, 38179), (1022, 27719), (1046, 27083), (3661, 7738), (3869, 7322)]