201311631

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{2069}}^1$

素因数の和:2663

約数の個数: 24

約数和(自身を含む): 306774000

約数和(自身を除く): 105462369

約数列:

[1, 3, 9, 19, 57, 171, 569, 1707, 2069, 5121, 6207, 10811, 18621, 32433, 39311, 97299, 117933, 353799, 1177261, 3531783, 10595349, 22367959, 67103877, 201311631]

約数ペア:

[(1, 201311631), (3, 67103877), (9, 22367959), (19, 10595349), (57, 3531783), (171, 1177261), (569, 353799), (1707, 117933), (2069, 97299), (5121, 39311), (6207, 32433), (10811, 18621)]