25730649

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1249}}^1$

素因数の和:1374

約数の個数: 32

約数和(自身を含む): 44000000

約数和(自身を除く): 18269351

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 763, 981, 1249, 2289, 2943, 3747, 6867, 8743, 11241, 20601, 26229, 33723, 78687, 136141, 236061, 408423, 952987, 1225269, 2858961, 3675807, 8576883, 25730649]

約数ペア:

[(1, 25730649), (3, 8576883), (7, 3675807), (9, 2858961), (21, 1225269), (27, 952987), (63, 408423), (109, 236061), (189, 136141), (327, 78687), (763, 33723), (981, 26229), (1249, 20601), (2289, 11241), (2943, 8743), (3747, 6867)]