3956979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{421}}^1$

素因数の和:678

約数の個数: 16

約数和(自身を含む): 5718944

約数和(自身を除く): 1761965

約数列:

[1, 3, 13, 39, 241, 421, 723, 1263, 3133, 5473, 9399, 16419, 101461, 304383, 1318993, 3956979]

約数ペア:

[(1, 3956979), (3, 1318993), (13, 304383), (39, 101461), (241, 16419), (421, 9399), (723, 5473), (1263, 3133)]