217416969

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{44819}}^1$

素因数の和:44850

約数の個数: 36

約数和(自身を含む): 398539440

約数和(自身を除く): 181122471

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 4851, 44819, 134457, 313733, 403371, 493009, 941199, 1479027, 2196131, 2823597, 3451063, 4437081, 6588393, 10353189, 19765179, 24157441, 31059567, 72472323, 217416969]

約数ペア:

[(1, 217416969), (3, 72472323), (7, 31059567), (9, 24157441), (11, 19765179), (21, 10353189), (33, 6588393), (49, 4437081), (63, 3451063), (77, 2823597), (99, 2196131), (147, 1479027), (231, 941199), (441, 493009), (539, 403371), (693, 313733), (1617, 134457), (4851, 44819)]