201779977

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{1423}}^1$

素因数の和:1908

約数の個数: 16

約数和(自身を含む): 236224512

約数和(自身を除く): 34444535

約数列:

[1, 7, 47, 329, 431, 1423, 3017, 9961, 20257, 66881, 141799, 468167, 613313, 4293191, 28825711, 201779977]

約数ペア:

[(1, 201779977), (7, 28825711), (47, 4293191), (329, 613313), (431, 468167), (1423, 141799), (3017, 66881), (9961, 20257)]