2019077505

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{31799}}^1$

素因数の和:31910

約数の個数: 48

約数和(自身を含む): 3750364800

約数和(自身を除く): 1731287295

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 83, 85, 153, 249, 255, 415, 747, 765, 1245, 1411, 3735, 4233, 7055, 12699, 21165, 31799, 63495, 95397, 158995, 286191, 476985, 540583, 1430955, 1621749, 2639317, 2702915, 4865247, 7917951, 8108745, 13196585, 23753853, 24326235, 39589755, 44868389, 118769265, 134605167, 224341945, 403815501, 673025835, 2019077505]

約数ペア:

[(1, 2019077505), (3, 673025835), (5, 403815501), (9, 224341945), (15, 134605167), (17, 118769265), (45, 44868389), (51, 39589755), (83, 24326235), (85, 23753853), (153, 13196585), (249, 8108745), (255, 7917951), (415, 4865247), (747, 2702915), (765, 2639317), (1245, 1621749), (1411, 1430955), (3735, 540583), (4233, 476985), (7055, 286191), (12699, 158995), (21165, 95397), (31799, 63495)]