1820770497

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2223163}}^1$

素因数の和:2223189

約数の個数: 24

約数和(自身を含む): 3236926784

約数和(自身を除く): 1416156287

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 2223163, 6669489, 15562141, 20008467, 28901119, 46686423, 86703357, 140059269, 202307833, 260110071, 606923499, 1820770497]

約数ペア:

[(1, 1820770497), (3, 606923499), (7, 260110071), (9, 202307833), (13, 140059269), (21, 86703357), (39, 46686423), (63, 28901119), (91, 20008467), (117, 15562141), (273, 6669489), (819, 2223163)]