290905398

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{769591}}^1$

素因数の和:769609

約数の個数: 32

約数和(自身を含む): 738808320

約数和(自身を除く): 447902922

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 769591, 1539182, 2308773, 4617546, 5387137, 6926319, 10774274, 13852638, 16161411, 20778957, 32322822, 41557914, 48484233, 96968466, 145452699, 290905398]

約数ペア:

[(1, 290905398), (2, 145452699), (3, 96968466), (6, 48484233), (7, 41557914), (9, 32322822), (14, 20778957), (18, 16161411), (21, 13852638), (27, 10774274), (42, 6926319), (54, 5387137), (63, 4617546), (126, 2308773), (189, 1539182), (378, 769591)]