28643398

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:588

約数の個数: 32

約数和(自身を含む): 50761728

約数和(自身を除く): 22118330

約数列:

[1, 2, 7, 14, 47, 94, 101, 202, 329, 431, 658, 707, 862, 1414, 3017, 4747, 6034, 9494, 20257, 33229, 40514, 43531, 66458, 87062, 141799, 283598, 304717, 609434, 2045957, 4091914, 14321699, 28643398]

約数ペア:

[(1, 28643398), (2, 14321699), (7, 4091914), (14, 2045957), (47, 609434), (94, 304717), (101, 283598), (202, 141799), (329, 87062), (431, 66458), (658, 43531), (707, 40514), (862, 33229), (1414, 20257), (3017, 9494), (4747, 6034)]