9802989

素因数分解:

$3^2\times 7^2\times {\mathrm{22229}}^1$

素因数の和:22249

約数の個数: 18

約数和(自身を含む): 16472430

約数和(自身を除く): 6669441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 22229, 66687, 155603, 200061, 466809, 1089221, 1400427, 3267663, 9802989]

約数ペア:

[(1, 9802989), (3, 3267663), (7, 1400427), (9, 1089221), (21, 466809), (49, 200061), (63, 155603), (147, 66687), (441, 22229)]