81490818

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{821}}^1$

素因数の和:1130

約数の個数: 32

約数和(自身を含む): 166188672

約数和(自身を除く): 84697854

約数列:

[1, 2, 3, 6, 71, 142, 213, 233, 426, 466, 699, 821, 1398, 1642, 2463, 4926, 16543, 33086, 49629, 58291, 99258, 116582, 174873, 191293, 349746, 382586, 573879, 1147758, 13581803, 27163606, 40745409, 81490818]

約数ペア:

[(1, 81490818), (2, 40745409), (3, 27163606), (6, 13581803), (71, 1147758), (142, 573879), (213, 382586), (233, 349746), (426, 191293), (466, 174873), (699, 116582), (821, 99258), (1398, 58291), (1642, 49629), (2463, 33086), (4926, 16543)]