457550431

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2221}}^1$

素因数の和:2323

約数の個数: 24

約数和(自身を含む): 526987296

約数和(自身を除く): 69436865

約数列:

[1, 13, 23, 53, 169, 299, 689, 1219, 2221, 3887, 8957, 15847, 28873, 51083, 117713, 206011, 375349, 664079, 1530269, 2707399, 8633027, 19893497, 35196187, 457550431]

約数ペア:

[(1, 457550431), (13, 35196187), (23, 19893497), (53, 8633027), (169, 2707399), (299, 1530269), (689, 664079), (1219, 375349), (2221, 206011), (3887, 117713), (8957, 51083), (15847, 28873)]