648076

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:142

約数の個数: 36

約数和(自身を含む): 1355536

約数和(自身を除く): 707460

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 103, 121, 143, 206, 242, 286, 412, 484, 572, 1133, 1339, 1573, 2266, 2678, 3146, 4532, 5356, 6292, 12463, 14729, 24926, 29458, 49852, 58916, 162019, 324038, 648076]

約数ペア:

[(1, 648076), (2, 324038), (4, 162019), (11, 58916), (13, 49852), (22, 29458), (26, 24926), (44, 14729), (52, 12463), (103, 6292), (121, 5356), (143, 4532), (206, 3146), (242, 2678), (286, 2266), (412, 1573), (484, 1339), (572, 1133)]