1680821756649

素因数分解:

$3^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{42281633}}^1$

素因数の和:42282277

約数の個数: 24

約数和(自身を含む): 2779087239552

約数和(自身を除く): 1098265482903

約数列:

[1, 3, 7, 9, 21, 63, 631, 1893, 4417, 5679, 13251, 39753, 42281633, 126844899, 295971431, 380534697, 887914293, 2663742879, 26679710423, 80039131269, 186757972961, 240117393807, 560273918883, 1680821756649]

約数ペア:

[(1, 1680821756649), (3, 560273918883), (7, 240117393807), (9, 186757972961), (21, 80039131269), (63, 26679710423), (631, 2663742879), (1893, 887914293), (4417, 380534697), (5679, 295971431), (13251, 126844899), (39753, 42281633)]