25172553

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16883}}^1$

素因数の和:16964

約数の個数: 16

約数和(自身を含む): 38900736

約数和(自身を除く): 13728183

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 16883, 50649, 118181, 354543, 1198693, 3596079, 8390851, 25172553]

約数ペア:

[(1, 25172553), (3, 8390851), (7, 3596079), (21, 1198693), (71, 354543), (213, 118181), (497, 50649), (1491, 16883)]