248792404

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{20809}}^1$

素因数の和:20888

約数の個数: 36

約数和(自身を含む): 514797780

約数和(自身を除く): 266005376

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 427, 854, 1708, 2989, 5978, 11956, 20809, 41618, 83236, 145663, 291326, 582652, 1019641, 1269349, 2039282, 2538698, 4078564, 5077396, 8885443, 17770886, 35541772, 62198101, 124396202, 248792404]

約数ペア:

[(1, 248792404), (2, 124396202), (4, 62198101), (7, 35541772), (14, 17770886), (28, 8885443), (49, 5077396), (61, 4078564), (98, 2538698), (122, 2039282), (196, 1269349), (244, 1019641), (427, 582652), (854, 291326), (1708, 145663), (2989, 83236), (5978, 41618), (11956, 20809)]