81799242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{27431}}^1$

素因数の和:27514

約数の個数: 32

約数和(自身を含む): 189609984

約数和(自身を除く): 107810742

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 27431, 54862, 82293, 164586, 192017, 384034, 576051, 1152102, 1947601, 3895202, 5842803, 11685606, 13633207, 27266414, 40899621, 81799242]

約数ペア:

[(1, 81799242), (2, 40899621), (3, 27266414), (6, 13633207), (7, 11685606), (14, 5842803), (21, 3895202), (42, 1947601), (71, 1152102), (142, 576051), (213, 384034), (426, 192017), (497, 164586), (994, 82293), (1491, 54862), (2982, 27431)]