8391404

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^3\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 48

約数和(自身を含む): 18123840

約数和(自身を除く): 9732436

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 61, 68, 119, 122, 238, 244, 289, 427, 476, 578, 854, 1037, 1156, 1708, 2023, 2074, 4046, 4148, 4913, 7259, 8092, 9826, 14518, 17629, 19652, 29036, 34391, 35258, 68782, 70516, 123403, 137564, 246806, 299693, 493612, 599386, 1198772, 2097851, 4195702, 8391404]

約数ペア:

[(1, 8391404), (2, 4195702), (4, 2097851), (7, 1198772), (14, 599386), (17, 493612), (28, 299693), (34, 246806), (61, 137564), (68, 123403), (119, 70516), (122, 68782), (238, 35258), (244, 34391), (289, 29036), (427, 19652), (476, 17629), (578, 14518), (854, 9826), (1037, 8092), (1156, 7259), (1708, 4913), (2023, 4148), (2074, 4046)]