1905126915

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{28031}}^1$

素因数の和:28259

約数の個数: 32

約数和(自身を含む): 3196993536

約数和(自身を除く): 1291866621

約数列:

[1, 3, 5, 15, 23, 69, 115, 197, 345, 591, 985, 2955, 4531, 13593, 22655, 28031, 67965, 84093, 140155, 420465, 644713, 1934139, 3223565, 5522107, 9670695, 16566321, 27610535, 82831605, 127008461, 381025383, 635042305, 1905126915]

約数ペア:

[(1, 1905126915), (3, 635042305), (5, 381025383), (15, 127008461), (23, 82831605), (69, 27610535), (115, 16566321), (197, 9670695), (345, 5522107), (591, 3223565), (985, 1934139), (2955, 644713), (4531, 420465), (13593, 140155), (22655, 84093), (28031, 67965)]