418761729

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{13681}}^1$

素因数の和:13885

約数の個数: 24

約数和(自身を含む): 640317600

約数和(自身を除く): 221555871

約数列:

[1, 3, 9, 19, 57, 171, 179, 537, 1611, 3401, 10203, 13681, 30609, 41043, 123129, 259939, 779817, 2339451, 2448899, 7346697, 22040091, 46529081, 139587243, 418761729]

約数ペア:

[(1, 418761729), (3, 139587243), (9, 46529081), (19, 22040091), (57, 7346697), (171, 2448899), (179, 2339451), (537, 779817), (1611, 259939), (3401, 123129), (10203, 41043), (13681, 30609)]