81821298

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1048991}}^1$

素因数の和:1049009

約数の個数: 16

約数和(自身を含む): 176230656

約数和(自身を除く): 94409358

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1048991, 2097982, 3146973, 6293946, 13636883, 27273766, 40910649, 81821298]

約数ペア:

[(1, 81821298), (2, 40910649), (3, 27273766), (6, 13636883), (13, 6293946), (26, 3146973), (39, 2097982), (78, 1048991)]