40690881

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{827}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 74400768

約数和(自身を除く): 33709887

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 71, 77, 99, 213, 231, 497, 639, 693, 781, 827, 1491, 2343, 2481, 4473, 5467, 5789, 7029, 7443, 9097, 16401, 17367, 27291, 49203, 52101, 58717, 63679, 81873, 176151, 191037, 411019, 528453, 573111, 645887, 1233057, 1937661, 3699171, 4521209, 5812983, 13563627, 40690881]

約数ペア:

[(1, 40690881), (3, 13563627), (7, 5812983), (9, 4521209), (11, 3699171), (21, 1937661), (33, 1233057), (63, 645887), (71, 573111), (77, 528453), (99, 411019), (213, 191037), (231, 176151), (497, 81873), (639, 63679), (693, 58717), (781, 52101), (827, 49203), (1491, 27291), (2343, 17367), (2481, 16401), (4473, 9097), (5467, 7443), (5789, 7029)]