209319130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{39719}}^1$

素因数の和:39774

約数の個数: 32

約数和(自身を含む): 411816960

約数和(自身を除く): 202497830

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 5270, 39719, 79438, 198595, 397190, 675223, 1231289, 1350446, 2462578, 3376115, 6156445, 6752230, 12312890, 20931913, 41863826, 104659565, 209319130]

約数ペア:

[(1, 209319130), (2, 104659565), (5, 41863826), (10, 20931913), (17, 12312890), (31, 6752230), (34, 6156445), (62, 3376115), (85, 2462578), (155, 1350446), (170, 1231289), (310, 675223), (527, 397190), (1054, 198595), (2635, 79438), (5270, 39719)]