7254315

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 13508352

約数和(自身を除く): 6254037

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 69, 115, 129, 163, 207, 215, 345, 387, 489, 645, 815, 989, 1035, 1467, 1935, 2445, 2967, 3749, 4945, 7009, 7335, 8901, 11247, 14835, 18745, 21027, 33741, 35045, 44505, 56235, 63081, 105135, 161207, 168705, 315405, 483621, 806035, 1450863, 2418105, 7254315]

約数ペア:

[(1, 7254315), (3, 2418105), (5, 1450863), (9, 806035), (15, 483621), (23, 315405), (43, 168705), (45, 161207), (69, 105135), (115, 63081), (129, 56235), (163, 44505), (207, 35045), (215, 33741), (345, 21027), (387, 18745), (489, 14835), (645, 11247), (815, 8901), (989, 7335), (1035, 7009), (1467, 4945), (1935, 3749), (2445, 2967)]