186430245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{1489}}^1$

素因数の和:2005

約数の個数: 32

約数和(自身を含む): 316690560

約数和(自身を除く): 130260315

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 491, 1473, 1489, 2455, 4467, 7365, 7445, 8347, 22335, 25041, 25313, 41735, 75939, 125205, 126565, 379695, 731099, 2193297, 3655495, 10966485, 12428683, 37286049, 62143415, 186430245]

約数ペア:

[(1, 186430245), (3, 62143415), (5, 37286049), (15, 12428683), (17, 10966485), (51, 3655495), (85, 2193297), (255, 731099), (491, 379695), (1473, 126565), (1489, 125205), (2455, 75939), (4467, 41735), (7365, 25313), (7445, 25041), (8347, 22335)]