68942668

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{2039}}^1$

素因数の和:2229

約数の個数: 24

約数和(自身を含む): 123379200

約数和(自身を除く): 54436532

約数列:

[1, 2, 4, 79, 107, 158, 214, 316, 428, 2039, 4078, 8156, 8453, 16906, 33812, 161081, 218173, 322162, 436346, 644324, 872692, 17235667, 34471334, 68942668]

約数ペア:

[(1, 68942668), (2, 34471334), (4, 17235667), (79, 872692), (107, 644324), (158, 436346), (214, 322162), (316, 218173), (428, 161081), (2039, 33812), (4078, 16906), (8156, 8453)]