289564769

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2909}}^1$

素因数の和:2985

約数の個数: 24

約数和(自身を含む): 340819200

約数和(自身を除く): 51254431

約数列:

[1, 13, 19, 31, 169, 247, 403, 589, 2909, 3211, 5239, 7657, 37817, 55271, 90179, 99541, 491621, 718523, 1172327, 1713401, 9340799, 15240251, 22274213, 289564769]

約数ペア:

[(1, 289564769), (13, 22274213), (19, 15240251), (31, 9340799), (169, 1713401), (247, 1172327), (403, 718523), (589, 491621), (2909, 99541), (3211, 90179), (5239, 55271), (7657, 37817)]