189898989

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{311821}}^1$

素因数の和:311860

約数の個数: 16

約数和(自身を含む): 299349120

約数和(自身を除く): 109450131

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 311821, 935463, 2182747, 6548241, 9042809, 27128427, 63299663, 189898989]

約数ペア:

[(1, 189898989), (3, 63299663), (7, 27128427), (21, 9042809), (29, 6548241), (87, 2182747), (203, 935463), (609, 311821)]