68879643

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{3371}}^1$

素因数の和:3527

約数の個数: 24

約数和(自身を含む): 107634240

約数和(自身を除く): 38754597

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 973, 2919, 3371, 6811, 10113, 20433, 23597, 70791, 165179, 468569, 495537, 1405707, 3279983, 9839949, 22959881, 68879643]

約数ペア:

[(1, 68879643), (3, 22959881), (7, 9839949), (21, 3279983), (49, 1405707), (139, 495537), (147, 468569), (417, 165179), (973, 70791), (2919, 23597), (3371, 20433), (6811, 10113)]