28962801

素因数分解:

$3^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1213}}^1$

素因数の和:1605

約数の個数: 24

約数和(自身を含む): 47977280

約数和(自身を除く): 19014479

約数列:

[1, 3, 7, 9, 21, 63, 379, 1137, 1213, 2653, 3411, 3639, 7959, 8491, 10917, 23877, 25473, 76419, 459727, 1379181, 3218089, 4137543, 9654267, 28962801]

約数ペア:

[(1, 28962801), (3, 9654267), (7, 4137543), (9, 3218089), (21, 1379181), (63, 459727), (379, 76419), (1137, 25473), (1213, 23877), (2653, 10917), (3411, 8491), (3639, 7959)]