207057789

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{15307}}^1$

素因数の和:15486

約数の個数: 20

約数和(自身を含む): 311181024

約数和(自身を除く): 104123235

約数列:

[1, 3, 9, 27, 81, 167, 501, 1503, 4509, 13527, 15307, 45921, 137763, 413289, 1239867, 2556269, 7668807, 23006421, 69019263, 207057789]

約数ペア:

[(1, 207057789), (3, 69019263), (9, 23006421), (27, 7668807), (81, 2556269), (167, 1239867), (501, 413289), (1503, 137763), (4509, 45921), (13527, 15307)]