78284619

素因数分解:

$3^2\times 7^1\times {\mathrm{293}}^1\times {\mathrm{4241}}^1$

素因数の和:4547

約数の個数: 24

約数和(自身を含む): 129703392

約数和(自身を除く): 51418773

約数列:

[1, 3, 7, 9, 21, 63, 293, 879, 2051, 2637, 4241, 6153, 12723, 18459, 29687, 38169, 89061, 267183, 1242613, 3727839, 8698291, 11183517, 26094873, 78284619]

約数ペア:

[(1, 78284619), (3, 26094873), (7, 11183517), (9, 8698291), (21, 3727839), (63, 1242613), (293, 267183), (879, 89061), (2051, 38169), (2637, 29687), (4241, 18459), (6153, 12723)]