209318926

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4937}}^1$

素因数の和:5028

約数の個数: 32

約数和(自身を含む): 351980640

約数和(自身を除く): 142661714

約数列:

[1, 2, 17, 29, 34, 43, 58, 86, 493, 731, 986, 1247, 1462, 2494, 4937, 9874, 21199, 42398, 83929, 143173, 167858, 212291, 286346, 424582, 2433941, 3608947, 4867882, 6156439, 7217894, 12312878, 104659463, 209318926]

約数ペア:

[(1, 209318926), (2, 104659463), (17, 12312878), (29, 7217894), (34, 6156439), (43, 4867882), (58, 3608947), (86, 2433941), (493, 424582), (731, 286346), (986, 212291), (1247, 167858), (1462, 143173), (2494, 83929), (4937, 42398), (9874, 21199)]