645694386

素因数分解:

$2^1\times 3^1\times {\mathrm{457}}^1\times {\mathrm{235483}}^1$

素因数の和:235945

約数の個数: 16

約数和(自身を含む): 1294220064

約数和(自身を除く): 648525678

約数列:

[1, 2, 3, 6, 457, 914, 1371, 2742, 235483, 470966, 706449, 1412898, 107615731, 215231462, 322847193, 645694386]

約数ペア:

[(1, 645694386), (2, 322847193), (3, 215231462), (6, 107615731), (457, 1412898), (914, 706449), (1371, 470966), (2742, 235483)]