81132978

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{839}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 165473280

約数和(自身を除く): 84340302

約数列:

[1, 2, 3, 6, 71, 142, 213, 227, 426, 454, 681, 839, 1362, 1678, 2517, 5034, 16117, 32234, 48351, 59569, 96702, 119138, 178707, 190453, 357414, 380906, 571359, 1142718, 13522163, 27044326, 40566489, 81132978]

約数ペア:

[(1, 81132978), (2, 40566489), (3, 27044326), (6, 13522163), (71, 1142718), (142, 571359), (213, 380906), (227, 357414), (426, 190453), (454, 178707), (681, 119138), (839, 96702), (1362, 59569), (1678, 48351), (2517, 32234), (5034, 16117)]