13315881761

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1\times {\mathrm{673}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 16942338000

約数和(自身を除く): 3626456239

約数列:

[1, 7, 13, 49, 89, 91, 349, 623, 637, 673, 1157, 2443, 4361, 4537, 4711, 8099, 8749, 17101, 31061, 31759, 32977, 56693, 59897, 61243, 217427, 222313, 234877, 403793, 419279, 428701, 778661, 1521989, 1644139, 2826551, 2934953, 3053401, 5450627, 11508973, 19785857, 20904053, 21373807, 38154389, 146328371, 149616649, 271752689, 1024298597, 1902268823, 13315881761]

約数ペア:

[(1, 13315881761), (7, 1902268823), (13, 1024298597), (49, 271752689), (89, 149616649), (91, 146328371), (349, 38154389), (623, 21373807), (637, 20904053), (673, 19785857), (1157, 11508973), (2443, 5450627), (4361, 3053401), (4537, 2934953), (4711, 2826551), (8099, 1644139), (8749, 1521989), (17101, 778661), (31061, 428701), (31759, 419279), (32977, 403793), (56693, 234877), (59897, 222313), (61243, 217427)]