490693518

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1298131}}^1$

素因数の和:1298149

約数の個数: 32

約数和(自身を含む): 1246206720

約数和(自身を除く): 755513202

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1298131, 2596262, 3894393, 7788786, 9086917, 11683179, 18173834, 23366358, 27260751, 35049537, 54521502, 70099074, 81782253, 163564506, 245346759, 490693518]

約数ペア:

[(1, 490693518), (2, 245346759), (3, 163564506), (6, 81782253), (7, 70099074), (9, 54521502), (14, 35049537), (18, 27260751), (21, 23366358), (27, 18173834), (42, 11683179), (54, 9086917), (63, 7788786), (126, 3894393), (189, 2596262), (378, 1298131)]