869913219

素因数分解:

$3^1\times 7^2\times {\mathrm{1783}}^1\times {\mathrm{3319}}^1$

素因数の和:5119

約数の個数: 24

約数和(自身を含む): 1350416640

約数和(自身を除く): 480503421

約数列:

[1, 3, 7, 21, 49, 147, 1783, 3319, 5349, 9957, 12481, 23233, 37443, 69699, 87367, 162631, 262101, 487893, 5917777, 17753331, 41424439, 124273317, 289971073, 869913219]

約数ペア:

[(1, 869913219), (3, 289971073), (7, 124273317), (21, 41424439), (49, 17753331), (147, 5917777), (1783, 487893), (3319, 262101), (5349, 162631), (9957, 87367), (12481, 69699), (23233, 37443)]