381265457

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 429255936

約数和(自身を除く): 47990479

約数列:

[1, 19, 23, 47, 361, 437, 893, 977, 1081, 8303, 16967, 18563, 20539, 22471, 45919, 352697, 390241, 426949, 872461, 1056137, 8112031, 16576759, 20066603, 381265457]

約数ペア:

[(1, 381265457), (19, 20066603), (23, 16576759), (47, 8112031), (361, 1056137), (437, 872461), (893, 426949), (977, 390241), (1081, 352697), (8303, 45919), (16967, 22471), (18563, 20539)]