13287995

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 19378176

約数和(自身を除く): 6090181

約数列:

[1, 5, 7, 31, 35, 37, 155, 185, 217, 259, 331, 1085, 1147, 1295, 1655, 2317, 5735, 8029, 10261, 11585, 12247, 40145, 51305, 61235, 71827, 85729, 359135, 379657, 428645, 1898285, 2657599, 13287995]

約数ペア:

[(1, 13287995), (5, 2657599), (7, 1898285), (31, 428645), (35, 379657), (37, 359135), (155, 85729), (185, 71827), (217, 61235), (259, 51305), (331, 40145), (1085, 12247), (1147, 11585), (1295, 10261), (1655, 8029), (2317, 5735)]