1918305

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{907}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 3399552

約数和(自身を除く): 1481247

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 907, 2115, 2721, 4535, 8163, 13605, 40815, 42629, 127887, 213145, 383661, 639435, 1918305]

約数ペア:

[(1, 1918305), (3, 639435), (5, 383661), (9, 213145), (15, 127887), (45, 42629), (47, 40815), (141, 13605), (235, 8163), (423, 4535), (705, 2721), (907, 2115)]