15380487213

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2965199}}^1$

素因数の和:2965241

約数の個数: 32

約数和(自身を含む): 26568192000

約数和(自身を除く): 11187704787

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 2965199, 8895597, 20756393, 38547587, 56338781, 62269179, 115642761, 169016343, 269833109, 394371467, 732404153, 809499327, 1183114401, 2197212459, 5126829071, 15380487213]

約数ペア:

[(1, 15380487213), (3, 5126829071), (7, 2197212459), (13, 1183114401), (19, 809499327), (21, 732404153), (39, 394371467), (57, 269833109), (91, 169016343), (133, 115642761), (247, 62269179), (273, 56338781), (399, 38547587), (741, 20756393), (1729, 8895597), (5187, 2965199)]