17998375679

素因数分解:

${\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{643}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 19456754688

約数和(自身を除く): 1458379009

約数列:

[1, 23, 61, 71, 281, 643, 1403, 1633, 4331, 6463, 14789, 17141, 19951, 39223, 45653, 99613, 180683, 394243, 458873, 902129, 1050019, 1217011, 2784833, 4155709, 11021663, 12828493, 27991253, 64051159, 253498249, 295055339, 782538073, 17998375679]

約数ペア:

[(1, 17998375679), (23, 782538073), (61, 295055339), (71, 253498249), (281, 64051159), (643, 27991253), (1403, 12828493), (1633, 11021663), (4331, 4155709), (6463, 2784833), (14789, 1217011), (17141, 1050019), (19951, 902129), (39223, 458873), (45653, 394243), (99613, 180683)]