172823505

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{353}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 280571904

約数和(自身を除く): 107748399

約数列:

[1, 3, 5, 15, 127, 257, 353, 381, 635, 771, 1059, 1285, 1765, 1905, 3855, 5295, 32639, 44831, 90721, 97917, 134493, 163195, 224155, 272163, 453605, 489585, 672465, 1360815, 11521567, 34564701, 57607835, 172823505]

約数ペア:

[(1, 172823505), (3, 57607835), (5, 34564701), (15, 11521567), (127, 1360815), (257, 672465), (353, 489585), (381, 453605), (635, 272163), (771, 224155), (1059, 163195), (1285, 134493), (1765, 97917), (1905, 90721), (3855, 44831), (5295, 32639)]