268248885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1\times {\mathrm{1213}}^1$

素因数の和:1885

約数の個数: 32

約数和(自身を含む): 448927488

約数和(自身を除く): 180678603

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 641, 1213, 1923, 3205, 3639, 6065, 9615, 14743, 18195, 27899, 44229, 73715, 83697, 139495, 221145, 418485, 777533, 2332599, 3887665, 11662995, 17883259, 53649777, 89416295, 268248885]

約数ペア:

[(1, 268248885), (3, 89416295), (5, 53649777), (15, 17883259), (23, 11662995), (69, 3887665), (115, 2332599), (345, 777533), (641, 418485), (1213, 221145), (1923, 139495), (3205, 83697), (3639, 73715), (6065, 44229), (9615, 27899), (14743, 18195)]