123157095

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2963}}^1$

素因数の和:3151

約数の個数: 32

約数和(自身を含む): 209993472

約数和(自身を除く): 86836377

約数列:

[1, 3, 5, 15, 17, 51, 85, 163, 255, 489, 815, 2445, 2771, 2963, 8313, 8889, 13855, 14815, 41565, 44445, 50371, 151113, 251855, 482969, 755565, 1448907, 2414845, 7244535, 8210473, 24631419, 41052365, 123157095]

約数ペア:

[(1, 123157095), (3, 41052365), (5, 24631419), (15, 8210473), (17, 7244535), (51, 2414845), (85, 1448907), (163, 755565), (255, 482969), (489, 251855), (815, 151113), (2445, 50371), (2771, 44445), (2963, 41565), (8313, 14815), (8889, 13855)]