64270815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21107}}^1$

素因数の和:21151

約数の個数: 32

約数和(自身を含む): 121582080

約数和(自身を除く): 57311265

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045, 21107, 63321, 105535, 147749, 316605, 443247, 612103, 738745, 1836309, 2216235, 3060515, 4284721, 9181545, 12854163, 21423605, 64270815]

約数ペア:

[(1, 64270815), (3, 21423605), (5, 12854163), (7, 9181545), (15, 4284721), (21, 3060515), (29, 2216235), (35, 1836309), (87, 738745), (105, 612103), (145, 443247), (203, 316605), (435, 147749), (609, 105535), (1015, 63321), (3045, 21107)]