257723718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1451}}^1\times {\mathrm{4229}}^1$

素因数の和:5692

約数の個数: 32

約数和(自身を含む): 589628160

約数和(自身を除く): 331904442

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1451, 2902, 4229, 4353, 8458, 8706, 10157, 12687, 20314, 25374, 29603, 30471, 59206, 60942, 88809, 177618, 6136279, 12272558, 18408837, 36817674, 42953953, 85907906, 128861859, 257723718]

約数ペア:

[(1, 257723718), (2, 128861859), (3, 85907906), (6, 42953953), (7, 36817674), (14, 18408837), (21, 12272558), (42, 6136279), (1451, 177618), (2902, 88809), (4229, 60942), (4353, 59206), (8458, 30471), (8706, 29603), (10157, 25374), (12687, 20314)]