40213965

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{971}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 70543872

約数和(自身を除く): 30329907

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 251, 753, 971, 1255, 2761, 2913, 3765, 4855, 8283, 10681, 13805, 14565, 32043, 41415, 53405, 160215, 243721, 731163, 1218605, 2680931, 3655815, 8042793, 13404655, 40213965]

約数ペア:

[(1, 40213965), (3, 13404655), (5, 8042793), (11, 3655815), (15, 2680931), (33, 1218605), (55, 731163), (165, 243721), (251, 160215), (753, 53405), (971, 41415), (1255, 32043), (2761, 14565), (2913, 13805), (3765, 10681), (4855, 8283)]