81591642

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{2729}}^1$

素因数の和:2899

約数の個数: 48

約数和(自身を含む): 194201280

約数和(自身を除く): 112609638

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 151, 198, 302, 453, 906, 1359, 1661, 2718, 2729, 3322, 4983, 5458, 8187, 9966, 14949, 16374, 24561, 29898, 30019, 49122, 60038, 90057, 180114, 270171, 412079, 540342, 824158, 1236237, 2472474, 3708711, 4532869, 7417422, 9065738, 13598607, 27197214, 40795821, 81591642]

約数ペア:

[(1, 81591642), (2, 40795821), (3, 27197214), (6, 13598607), (9, 9065738), (11, 7417422), (18, 4532869), (22, 3708711), (33, 2472474), (66, 1236237), (99, 824158), (151, 540342), (198, 412079), (302, 270171), (453, 180114), (906, 90057), (1359, 60038), (1661, 49122), (2718, 30019), (2729, 29898), (3322, 24561), (4983, 16374), (5458, 14949), (8187, 9966)]