25374489

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 42557568

約数和(自身を除く): 17183079

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 113, 119, 259, 289, 339, 357, 629, 777, 791, 867, 1887, 1921, 2023, 2373, 4181, 4403, 5763, 6069, 10693, 12543, 13209, 13447, 29267, 32079, 32657, 40341, 71077, 74851, 87801, 97971, 213231, 224553, 228599, 497539, 685797, 1208309, 1492617, 3624927, 8458163, 25374489]

約数ペア:

[(1, 25374489), (3, 8458163), (7, 3624927), (17, 1492617), (21, 1208309), (37, 685797), (51, 497539), (111, 228599), (113, 224553), (119, 213231), (259, 97971), (289, 87801), (339, 74851), (357, 71077), (629, 40341), (777, 32657), (791, 32079), (867, 29267), (1887, 13447), (1921, 13209), (2023, 12543), (2373, 10693), (4181, 6069), (4403, 5763)]