13870675

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{67}}^1$

素因数の和:117

約数の個数: 54

約数和(自身を含む): 21988548

約数和(自身を除く): 8117873

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 67, 91, 169, 175, 245, 325, 335, 455, 469, 637, 845, 871, 1183, 1225, 1675, 2275, 2345, 3185, 3283, 4225, 4355, 5915, 6097, 8281, 11323, 11725, 15925, 16415, 21775, 29575, 30485, 41405, 42679, 56615, 79261, 82075, 152425, 207025, 213395, 283075, 396305, 554827, 1066975, 1981525, 2774135, 13870675]

約数ペア:

[(1, 13870675), (5, 2774135), (7, 1981525), (13, 1066975), (25, 554827), (35, 396305), (49, 283075), (65, 213395), (67, 207025), (91, 152425), (169, 82075), (175, 79261), (245, 56615), (325, 42679), (335, 41405), (455, 30485), (469, 29575), (637, 21775), (845, 16415), (871, 15925), (1183, 11725), (1225, 11323), (1675, 8281), (2275, 6097), (2345, 5915), (3185, 4355), (3283, 4225)]