68149921

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{439}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 79467520

約数和(自身を除く): 11317599

約数列:

[1, 7, 67, 331, 439, 469, 2317, 3073, 22177, 29413, 145309, 155239, 205891, 1017163, 9735703, 68149921]

約数ペア:

[(1, 68149921), (7, 9735703), (67, 1017163), (331, 205891), (439, 155239), (469, 145309), (2317, 29413), (3073, 22177)]