207928791

素因数分解:

$3^2\times 7^1\times {\mathrm{761}}^1\times {\mathrm{4337}}^1$

素因数の和:5111

約数の個数: 24

約数和(自身を含む): 343777824

約数和(自身を除く): 135849033

約数列:

[1, 3, 7, 9, 21, 63, 761, 2283, 4337, 5327, 6849, 13011, 15981, 30359, 39033, 47943, 91077, 273231, 3300457, 9901371, 23103199, 29704113, 69309597, 207928791]

約数ペア:

[(1, 207928791), (3, 69309597), (7, 29704113), (9, 23103199), (21, 9901371), (63, 3300457), (761, 273231), (2283, 91077), (4337, 47943), (5327, 39033), (6849, 30359), (13011, 15981)]