31131268

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{5477}}^1$

素因数の和:5524

約数の個数: 36

約数和(自身を含む): 65571660

約数和(自身を除く): 34440392

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2842, 5477, 5684, 10954, 21908, 38339, 76678, 153356, 158833, 268373, 317666, 536746, 635332, 1073492, 1111831, 2223662, 4447324, 7782817, 15565634, 31131268]

約数ペア:

[(1, 31131268), (2, 15565634), (4, 7782817), (7, 4447324), (14, 2223662), (28, 1111831), (29, 1073492), (49, 635332), (58, 536746), (98, 317666), (116, 268373), (196, 158833), (203, 153356), (406, 76678), (812, 38339), (1421, 21908), (2842, 10954), (5477, 5684)]