1811210401

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1597}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 2475596032

約数和(自身を除く): 664385631

約数列:

[1, 7, 11, 13, 77, 91, 103, 121, 143, 721, 847, 1001, 1133, 1339, 1573, 1597, 7931, 9373, 11011, 11179, 12463, 14729, 17567, 20761, 87241, 103103, 122969, 145327, 162019, 164491, 193237, 228371, 1134133, 1151437, 1352659, 1598597, 1809401, 2138383, 2512081, 12665807, 14968681, 17584567, 19903411, 23522213, 139323877, 164655491, 258744343, 1811210401]

約数ペア:

[(1, 1811210401), (7, 258744343), (11, 164655491), (13, 139323877), (77, 23522213), (91, 19903411), (103, 17584567), (121, 14968681), (143, 12665807), (721, 2512081), (847, 2138383), (1001, 1809401), (1133, 1598597), (1339, 1352659), (1573, 1151437), (1597, 1134133), (7931, 228371), (9373, 193237), (11011, 164491), (11179, 162019), (12463, 145327), (14729, 122969), (17567, 103103), (20761, 87241)]