13499915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 19353600

約数和(自身を除く): 5853685

約数列:

[1, 5, 11, 13, 55, 65, 79, 143, 239, 395, 715, 869, 1027, 1195, 2629, 3107, 4345, 5135, 11297, 13145, 15535, 18881, 34177, 56485, 94405, 170885, 207691, 245453, 1038455, 1227265, 2699983, 13499915]

約数ペア:

[(1, 13499915), (5, 2699983), (11, 1227265), (13, 1038455), (55, 245453), (65, 207691), (79, 170885), (143, 94405), (239, 56485), (395, 34177), (715, 18881), (869, 15535), (1027, 13145), (1195, 11297), (2629, 5135), (3107, 4345)]