398401812

素因数分解:

$2^2\times 3^2\times {\mathrm{11066717}}^1$

素因数の和:11066727

約数の個数: 18

約数和(自身を含む): 1007071338

約数和(自身を除く): 608669526

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 11066717, 22133434, 33200151, 44266868, 66400302, 99600453, 132800604, 199200906, 398401812]

約数ペア:

[(1, 398401812), (2, 199200906), (3, 132800604), (4, 99600453), (6, 66400302), (9, 44266868), (12, 33200151), (18, 22133434), (36, 11066717)]