12839790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{427993}}^1$

素因数の和:428003

約数の個数: 16

約数和(自身を含む): 30815568

約数和(自身を除く): 17975778

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 427993, 855986, 1283979, 2139965, 2567958, 4279930, 6419895, 12839790]

約数ペア:

[(1, 12839790), (2, 6419895), (3, 4279930), (5, 2567958), (6, 2139965), (10, 1283979), (15, 855986), (30, 427993)]