4990245

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 8706432

約数和(自身を除く): 3716187

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 163, 195, 471, 489, 785, 815, 2041, 2119, 2355, 2445, 6123, 6357, 10205, 10595, 25591, 30615, 31785, 76773, 127955, 332683, 383865, 998049, 1663415, 4990245]

約数ペア:

[(1, 4990245), (3, 1663415), (5, 998049), (13, 383865), (15, 332683), (39, 127955), (65, 76773), (157, 31785), (163, 30615), (195, 25591), (471, 10595), (489, 10205), (785, 6357), (815, 6123), (2041, 2445), (2119, 2355)]