1388406436

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{80329}}^1$

素因数の和:80511

約数の個数: 24

約数和(自身を含む): 2530395000

約数和(自身を除く): 1141988564

約数列:

[1, 2, 4, 29, 58, 116, 149, 298, 596, 4321, 8642, 17284, 80329, 160658, 321316, 2329541, 4659082, 9318164, 11969021, 23938042, 47876084, 347101609, 694203218, 1388406436]

約数ペア:

[(1, 1388406436), (2, 694203218), (4, 347101609), (29, 47876084), (58, 23938042), (116, 11969021), (149, 9318164), (298, 4659082), (596, 2329541), (4321, 321316), (8642, 160658), (17284, 80329)]