13897780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53453}}^1$

素因数の和:53475

約数の個数: 24

約数和(自身を含む): 31430952

約数和(自身を除く): 17533172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 53453, 106906, 213812, 267265, 534530, 694889, 1069060, 1389778, 2779556, 3474445, 6948890, 13897780]

約数ペア:

[(1, 13897780), (2, 6948890), (4, 3474445), (5, 2779556), (10, 1389778), (13, 1069060), (20, 694889), (26, 534530), (52, 267265), (65, 213812), (130, 106906), (260, 53453)]