138291867

素因数分解:

$3^4\times 7^2\times {\mathrm{34843}}^1$

素因数の和:34869

約数の個数: 30

約数和(自身を含む): 240319068

約数和(自身を除く): 102027201

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 34843, 104529, 243901, 313587, 731703, 940761, 1707307, 2195109, 2822283, 5121921, 6585327, 15365763, 19755981, 46097289, 138291867]

約数ペア:

[(1, 138291867), (3, 46097289), (7, 19755981), (9, 15365763), (21, 6585327), (27, 5121921), (49, 2822283), (63, 2195109), (81, 1707307), (147, 940761), (189, 731703), (441, 313587), (567, 243901), (1323, 104529), (3969, 34843)]