31421775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5441}}^1$

素因数の和:5472

約数の個数: 48

約数和(自身を含む): 64781568

約数和(自身を除く): 33359793

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 5441, 5775, 16323, 27205, 38087, 59851, 81615, 114261, 136025, 179553, 190435, 299255, 408075, 418957, 571305, 897765, 952175, 1256871, 1496275, 2094785, 2856525, 4488825, 6284355, 10473925, 31421775]

約数ペア:

[(1, 31421775), (3, 10473925), (5, 6284355), (7, 4488825), (11, 2856525), (15, 2094785), (21, 1496275), (25, 1256871), (33, 952175), (35, 897765), (55, 571305), (75, 418957), (77, 408075), (105, 299255), (165, 190435), (175, 179553), (231, 136025), (275, 114261), (385, 81615), (525, 59851), (825, 38087), (1155, 27205), (1925, 16323), (5441, 5775)]