161753256

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{320939}}^1$

素因数の和:320958

約数の個数: 48

約数和(自身を含む): 500666400

約数和(自身を除く): 338913144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 320939, 641878, 962817, 1283756, 1925634, 2246573, 2567512, 2888451, 3851268, 4493146, 5776902, 6739719, 7702536, 8986292, 11553804, 13479438, 17972584, 20219157, 23107608, 26958876, 40438314, 53917752, 80876628, 161753256]

約数ペア:

[(1, 161753256), (2, 80876628), (3, 53917752), (4, 40438314), (6, 26958876), (7, 23107608), (8, 20219157), (9, 17972584), (12, 13479438), (14, 11553804), (18, 8986292), (21, 7702536), (24, 6739719), (28, 5776902), (36, 4493146), (42, 3851268), (56, 2888451), (63, 2567512), (72, 2246573), (84, 1925634), (126, 1283756), (168, 962817), (252, 641878), (504, 320939)]