1253865339

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{499349}}^1$

素因数の和:499392

約数の個数: 20

約数和(自身を含む): 1933483200

約数和(自身を除く): 679617861

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 499349, 1498047, 4494141, 13482423, 15479819, 40447269, 46439457, 139318371, 417955113, 1253865339]

約数ペア:

[(1, 1253865339), (3, 417955113), (9, 139318371), (27, 46439457), (31, 40447269), (81, 15479819), (93, 13482423), (279, 4494141), (837, 1498047), (2511, 499349)]