81513768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{485201}}^1$

素因数の和:485217

約数の個数: 32

約数和(自身を含む): 232896960

約数和(自身を除く): 151383192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 485201, 970402, 1455603, 1940804, 2911206, 3396407, 3881608, 5822412, 6792814, 10189221, 11644824, 13585628, 20378442, 27171256, 40756884, 81513768]

約数ペア:

[(1, 81513768), (2, 40756884), (3, 27171256), (4, 20378442), (6, 13585628), (7, 11644824), (8, 10189221), (12, 6792814), (14, 5822412), (21, 3881608), (24, 3396407), (28, 2911206), (42, 1940804), (56, 1455603), (84, 970402), (168, 485201)]