189520565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67807}}^1$

素因数の和:67868

約数の個数: 16

約数和(自身を含む): 250618368

約数和(自身を除く): 61097803

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 67807, 339035, 881491, 2915701, 4407455, 14578505, 37904113, 189520565]

約数ペア:

[(1, 189520565), (5, 37904113), (13, 14578505), (43, 4407455), (65, 2915701), (215, 881491), (559, 339035), (2795, 67807)]