71029287

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{6229}}^1$

素因数の和:6423

約数の個数: 24

約数和(自身を含む): 117921440

約数和(自身を除く): 46892153

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 6229, 11403, 18687, 43603, 56061, 130809, 392427, 1127449, 3382347, 7892143, 10147041, 23676429, 71029287]

約数ペア:

[(1, 71029287), (3, 23676429), (7, 10147041), (9, 7892143), (21, 3382347), (63, 1127449), (181, 392427), (543, 130809), (1267, 56061), (1629, 43603), (3801, 18687), (6229, 11403)]