12921990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{757}}^1$

素因数の和:1336

約数の個数: 32

約数和(自身を含む): 31108320

約数和(自身を除く): 18186330

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 569, 757, 1138, 1514, 1707, 2271, 2845, 3414, 3785, 4542, 5690, 7570, 8535, 11355, 17070, 22710, 430733, 861466, 1292199, 2153665, 2584398, 4307330, 6460995, 12921990]

約数ペア:

[(1, 12921990), (2, 6460995), (3, 4307330), (5, 2584398), (6, 2153665), (10, 1292199), (15, 861466), (30, 430733), (569, 22710), (757, 17070), (1138, 11355), (1514, 8535), (1707, 7570), (2271, 5690), (2845, 4542), (3414, 3785)]