2951115

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 5101056

約数和(自身を除く): 2149941

約数列:

[1, 3, 5, 15, 17, 51, 71, 85, 163, 213, 255, 355, 489, 815, 1065, 1207, 2445, 2771, 3621, 6035, 8313, 11573, 13855, 18105, 34719, 41565, 57865, 173595, 196741, 590223, 983705, 2951115]

約数ペア:

[(1, 2951115), (3, 983705), (5, 590223), (15, 196741), (17, 173595), (51, 57865), (71, 41565), (85, 34719), (163, 18105), (213, 13855), (255, 11573), (355, 8313), (489, 6035), (815, 3621), (1065, 2771), (1207, 2445)]