31018743

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21407}}^1$

素因数の和:21443

約数の個数: 24

約数和(自身を含む): 53434368

約数和(自身を除く): 22415625

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 21407, 64221, 149849, 192663, 449547, 492361, 1348641, 1477083, 3446527, 4431249, 10339581, 31018743]

約数ペア:

[(1, 31018743), (3, 10339581), (7, 4431249), (9, 3446527), (21, 1477083), (23, 1348641), (63, 492361), (69, 449547), (161, 192663), (207, 149849), (483, 64221), (1449, 21407)]