1211111187

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{18947}}^1$

素因数の和:19123

約数の個数: 32

約数和(自身を含む): 1909958400

約数和(自身を除く): 698847213

約数列:

[1, 3, 11, 13, 33, 39, 143, 149, 429, 447, 1639, 1937, 4917, 5811, 18947, 21307, 56841, 63921, 208417, 246311, 625251, 738933, 2709421, 2823103, 8128263, 8469309, 31054133, 36700339, 93162399, 110101017, 403703729, 1211111187]

約数ペア:

[(1, 1211111187), (3, 403703729), (11, 110101017), (13, 93162399), (33, 36700339), (39, 31054133), (143, 8469309), (149, 8128263), (429, 2823103), (447, 2709421), (1639, 738933), (1937, 625251), (4917, 246311), (5811, 208417), (18947, 63921), (21307, 56841)]