2019207555

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{2521}}^1$

素因数の和:2901

約数の個数: 64

約数和(自身を含む): 3813264000

約数和(自身を除く): 1794056445

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 349, 459, 765, 1047, 1745, 2295, 2521, 3141, 5235, 5933, 7563, 9423, 12605, 15705, 17799, 22689, 29665, 37815, 42857, 47115, 53397, 68067, 88995, 113445, 128571, 160191, 214285, 266985, 340335, 385713, 642855, 800955, 879829, 1157139, 1928565, 2639487, 4399145, 5785695, 7918461, 13197435, 14957093, 23755383, 39592305, 44871279, 74785465, 118776915, 134613837, 224356395, 403841511, 673069185, 2019207555]

約数ペア:

[(1, 2019207555), (3, 673069185), (5, 403841511), (9, 224356395), (15, 134613837), (17, 118776915), (27, 74785465), (45, 44871279), (51, 39592305), (85, 23755383), (135, 14957093), (153, 13197435), (255, 7918461), (349, 5785695), (459, 4399145), (765, 2639487), (1047, 1928565), (1745, 1157139), (2295, 879829), (2521, 800955), (3141, 642855), (5235, 385713), (5933, 340335), (7563, 266985), (9423, 214285), (12605, 160191), (15705, 128571), (17799, 113445), (22689, 88995), (29665, 68067), (37815, 53397), (42857, 47115)]