8940897

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1173

約数の個数: 24

約数和(自身を含む): 14880320

約数和(自身を除く): 5939423

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1021, 1251, 2919, 3063, 7147, 8757, 9189, 21441, 64323, 141919, 425757, 993433, 1277271, 2980299, 8940897]

約数ペア:

[(1, 8940897), (3, 2980299), (7, 1277271), (9, 993433), (21, 425757), (63, 141919), (139, 64323), (417, 21441), (973, 9189), (1021, 8757), (1251, 7147), (2919, 3063)]