393081921

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{743}}^1\times {\mathrm{2027}}^1$

素因数の和:2805

約数の個数: 24

約数和(自身を含む): 588444480

約数和(自身を除く): 195362559

約数列:

[1, 3, 9, 29, 87, 261, 743, 2027, 2229, 6081, 6687, 18243, 21547, 58783, 64641, 176349, 193923, 529047, 1506061, 4518183, 13554549, 43675769, 131027307, 393081921]

約数ペア:

[(1, 393081921), (3, 131027307), (9, 43675769), (29, 13554549), (87, 4518183), (261, 1506061), (743, 529047), (2027, 193923), (2229, 176349), (6081, 64641), (6687, 58783), (18243, 21547)]