221537336

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{3011}}^1$

素因数の和:3575

約数の個数: 32

約数和(自身を含む): 440776080

約数和(自身を除く): 219238744

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 541, 1082, 2164, 3011, 4328, 6022, 9197, 12044, 18394, 24088, 36788, 51187, 73576, 102374, 204748, 409496, 1628951, 3257902, 6515804, 13031608, 27692167, 55384334, 110768668, 221537336]

約数ペア:

[(1, 221537336), (2, 110768668), (4, 55384334), (8, 27692167), (17, 13031608), (34, 6515804), (68, 3257902), (136, 1628951), (541, 409496), (1082, 204748), (2164, 102374), (3011, 73576), (4328, 51187), (6022, 36788), (9197, 24088), (12044, 18394)]