202202819

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 259432320

約数和(自身を除く): 57229501

約数列:

[1, 7, 13, 29, 91, 193, 203, 377, 397, 1351, 2509, 2639, 2779, 5161, 5597, 11513, 17563, 36127, 39179, 72761, 76621, 80591, 149669, 509327, 536347, 996073, 1047683, 2222009, 6972511, 15554063, 28886117, 202202819]

約数ペア:

[(1, 202202819), (7, 28886117), (13, 15554063), (29, 6972511), (91, 2222009), (193, 1047683), (203, 996073), (377, 536347), (397, 509327), (1351, 149669), (2509, 80591), (2639, 76621), (2779, 72761), (5161, 39179), (5597, 36127), (11513, 17563)]