217517833

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 258531840

約数和(自身を除く): 41014007

約数列:

[1, 13, 19, 41, 47, 247, 457, 533, 611, 779, 893, 1927, 5941, 8683, 10127, 11609, 18737, 21479, 25051, 36613, 112879, 243581, 279227, 356003, 408101, 475969, 880639, 4628039, 5305313, 11448307, 16732141, 217517833]

約数ペア:

[(1, 217517833), (13, 16732141), (19, 11448307), (41, 5305313), (47, 4628039), (247, 880639), (457, 475969), (533, 408101), (611, 356003), (779, 279227), (893, 243581), (1927, 112879), (5941, 36613), (8683, 25051), (10127, 21479), (11609, 18737)]