438996873

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{1861}}^1$

素因数の和:2157

約数の個数: 32

約数和(自身を含む): 686407680

約数和(自身を除く): 247410807

約数列:

[1, 3, 7, 21, 47, 141, 239, 329, 717, 987, 1673, 1861, 5019, 5583, 11233, 13027, 33699, 39081, 78631, 87467, 235893, 262401, 444779, 612269, 1334337, 1836807, 3113453, 9340359, 20904613, 62713839, 146332291, 438996873]

約数ペア:

[(1, 438996873), (3, 146332291), (7, 62713839), (21, 20904613), (47, 9340359), (141, 3113453), (239, 1836807), (329, 1334337), (717, 612269), (987, 444779), (1673, 262401), (1861, 235893), (5019, 87467), (5583, 78631), (11233, 39081), (13027, 33699)]