12870216

素因数分解:

$2^3\times 3^2\times {\mathrm{178753}}^1$

素因数の和:178765

約数の個数: 24

約数和(自身を含む): 34857030

約数和(自身を除く): 21986814

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 178753, 357506, 536259, 715012, 1072518, 1430024, 1608777, 2145036, 3217554, 4290072, 6435108, 12870216]

約数ペア:

[(1, 12870216), (2, 6435108), (3, 4290072), (4, 3217554), (6, 2145036), (8, 1608777), (9, 1430024), (12, 1072518), (18, 715012), (24, 536259), (36, 357506), (72, 178753)]