1244369721

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1445261}}^1$

素因数の和:1445312

約数の個数: 16

約数和(自身を含む): 1942432128

約数和(自身を除く): 698062407

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 1445261, 4335783, 10116827, 30350481, 59255701, 177767103, 414789907, 1244369721]

約数ペア:

[(1, 1244369721), (3, 414789907), (7, 177767103), (21, 59255701), (41, 30350481), (123, 10116827), (287, 4335783), (861, 1445261)]