123891530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{37657}}^1$

素因数の和:37718

約数の個数: 32

約数和(自身を含む): 260292096

約数和(自身を除く): 136400566

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 37657, 75314, 188285, 263599, 376570, 527198, 1317995, 1769879, 2635990, 3539758, 8849395, 12389153, 17698790, 24778306, 61945765, 123891530]

約数ペア:

[(1, 123891530), (2, 61945765), (5, 24778306), (7, 17698790), (10, 12389153), (14, 8849395), (35, 3539758), (47, 2635990), (70, 1769879), (94, 1317995), (235, 527198), (329, 376570), (470, 263599), (658, 188285), (1645, 75314), (3290, 37657)]