257434702

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{1163}}^1$

素因数の和:1432

約数の個数: 32

約数和(自身を含む): 448987392

約数和(自身を除く): 191552690

約数列:

[1, 2, 7, 14, 97, 163, 194, 326, 679, 1141, 1163, 1358, 2282, 2326, 8141, 15811, 16282, 31622, 110677, 112811, 189569, 221354, 225622, 379138, 789677, 1326983, 1579354, 2653966, 18388193, 36776386, 128717351, 257434702]

約数ペア:

[(1, 257434702), (2, 128717351), (7, 36776386), (14, 18388193), (97, 2653966), (163, 1579354), (194, 1326983), (326, 789677), (679, 379138), (1141, 225622), (1163, 221354), (1358, 189569), (2282, 112811), (2326, 110677), (8141, 31622), (15811, 16282)]