1640280081

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1\times {\mathrm{1163}}^1$

素因数の和:1797

約数の個数: 32

約数和(自身を含む): 2422609920

約数和(自身を除く): 782329839

約数列:

[1, 3, 11, 33, 79, 237, 541, 869, 1163, 1623, 2607, 3489, 5951, 12793, 17853, 38379, 42739, 91877, 128217, 275631, 470129, 629183, 1010647, 1410387, 1887549, 3031941, 6921013, 20763039, 49705457, 149116371, 546760027, 1640280081]

約数ペア:

[(1, 1640280081), (3, 546760027), (11, 149116371), (33, 49705457), (79, 20763039), (237, 6921013), (541, 3031941), (869, 1887549), (1163, 1410387), (1623, 1010647), (2607, 629183), (3489, 470129), (5951, 275631), (12793, 128217), (17853, 91877), (38379, 42739)]