201980621

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{21563}}^1$

素因数の和:21628

約数の個数: 16

約数和(自身を含む): 232891200

約数和(自身を除く): 30910579

約数列:

[1, 17, 19, 29, 323, 493, 551, 9367, 21563, 366571, 409697, 625327, 6964849, 10630559, 11881213, 201980621]

約数ペア:

[(1, 201980621), (17, 11881213), (19, 10630559), (29, 6964849), (323, 625327), (493, 409697), (551, 366571), (9367, 21563)]