205121332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{28793}}^1$

素因数の和:28947

約数の個数: 24

約数和(自身を含む): 389410056

約数和(自身を除く): 184288724

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 3562, 7124, 28793, 57586, 115172, 374309, 748618, 1497236, 3944641, 7889282, 15778564, 51280333, 102560666, 205121332]

約数ペア:

[(1, 205121332), (2, 102560666), (4, 51280333), (13, 15778564), (26, 7889282), (52, 3944641), (137, 1497236), (274, 748618), (548, 374309), (1781, 115172), (3562, 57586), (7124, 28793)]