25432431

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 37939200

約数和(自身を除く): 12506769

約数列:

[1, 3, 19, 31, 37, 57, 93, 111, 389, 589, 703, 1147, 1167, 1767, 2109, 3441, 7391, 12059, 14393, 21793, 22173, 36177, 43179, 65379, 229121, 273467, 446183, 687363, 820401, 1338549, 8477477, 25432431]

約数ペア:

[(1, 25432431), (3, 8477477), (19, 1338549), (31, 820401), (37, 687363), (57, 446183), (93, 273467), (111, 229121), (389, 65379), (589, 43179), (703, 36177), (1147, 22173), (1167, 21793), (1767, 14393), (2109, 12059), (3441, 7391)]