81171684

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{204979}}^1$

素因数の和:205000

約数の個数: 36

約数和(自身を含む): 223838160

約数和(自身を除く): 142666476

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 204979, 409958, 614937, 819916, 1229874, 1844811, 2254769, 2459748, 3689622, 4509538, 6764307, 7379244, 9019076, 13528614, 20292921, 27057228, 40585842, 81171684]

約数ペア:

[(1, 81171684), (2, 40585842), (3, 27057228), (4, 20292921), (6, 13528614), (9, 9019076), (11, 7379244), (12, 6764307), (18, 4509538), (22, 3689622), (33, 2459748), (36, 2254769), (44, 1844811), (66, 1229874), (99, 819916), (132, 614937), (198, 409958), (396, 204979)]