1291222812

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{9781991}}^1$

素因数の和:9782009

約数の個数: 24

約数和(自身を含む): 3286749312

約数和(自身を除く): 1995526500

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 9781991, 19563982, 29345973, 39127964, 58691946, 107601901, 117383892, 215203802, 322805703, 430407604, 645611406, 1291222812]

約数ペア:

[(1, 1291222812), (2, 645611406), (3, 430407604), (4, 322805703), (6, 215203802), (11, 117383892), (12, 107601901), (22, 58691946), (33, 39127964), (44, 29345973), (66, 19563982), (132, 9781991)]