1215940012

素因数分解:

$2^2\times 7^1\times {\mathrm{5623}}^1\times {\mathrm{7723}}^1$

素因数の和:13357

約数の個数: 24

約数和(自身を含む): 2432627456

約数和(自身を除く): 1216687444

約数列:

[1, 2, 4, 7, 14, 28, 5623, 7723, 11246, 15446, 22492, 30892, 39361, 54061, 78722, 108122, 157444, 216244, 43426429, 86852858, 173705716, 303985003, 607970006, 1215940012]

約数ペア:

[(1, 1215940012), (2, 607970006), (4, 303985003), (7, 173705716), (14, 86852858), (28, 43426429), (5623, 216244), (7723, 157444), (11246, 108122), (15446, 78722), (22492, 54061), (30892, 39361)]