661274590

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^2\times {\mathrm{14731}}^1$

素因数の和:14872

約数の個数: 24

約数和(自身を含む): 1208407032

約数和(自身を除く): 547132442

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 4489, 8978, 14731, 22445, 29462, 44890, 73655, 147310, 986977, 1973954, 4934885, 9869770, 66127459, 132254918, 330637295, 661274590]

約数ペア:

[(1, 661274590), (2, 330637295), (5, 132254918), (10, 66127459), (67, 9869770), (134, 4934885), (335, 1973954), (670, 986977), (4489, 147310), (8978, 73655), (14731, 44890), (22445, 29462)]