15991278

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 32731776

約数和(自身を除く): 16740498

約数列:

[1, 2, 3, 6, 83, 163, 166, 197, 249, 326, 394, 489, 498, 591, 978, 1182, 13529, 16351, 27058, 32111, 32702, 40587, 49053, 64222, 81174, 96333, 98106, 192666, 2665213, 5330426, 7995639, 15991278]

約数ペア:

[(1, 15991278), (2, 7995639), (3, 5330426), (6, 2665213), (83, 192666), (163, 98106), (166, 96333), (197, 81174), (249, 64222), (326, 49053), (394, 40587), (489, 32702), (498, 32111), (591, 27058), (978, 16351), (1182, 13529)]