9217825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1$

素因数の和:114

約数の個数: 36

約数和(自身を含む): 12960108

約数和(自身を除く): 3742283

約数列:

[1, 5, 17, 23, 25, 41, 85, 115, 205, 391, 425, 529, 575, 697, 943, 1025, 1955, 2645, 3485, 4715, 8993, 9775, 13225, 16031, 17425, 21689, 23575, 44965, 80155, 108445, 224825, 368713, 400775, 542225, 1843565, 9217825]

約数ペア:

[(1, 9217825), (5, 1843565), (17, 542225), (23, 400775), (25, 368713), (41, 224825), (85, 108445), (115, 80155), (205, 44965), (391, 23575), (425, 21689), (529, 17425), (575, 16031), (697, 13225), (943, 9775), (1025, 8993), (1955, 4715), (2645, 3485)]