42642859

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{653}}^1$

素因数の和:1170

約数の個数: 16

約数和(自身を含む): 51482880

約数和(自身を除く): 8840021

約数列:

[1, 7, 19, 133, 491, 653, 3437, 4571, 9329, 12407, 65303, 86849, 320623, 2244361, 6091837, 42642859]

約数ペア:

[(1, 42642859), (7, 6091837), (19, 2244361), (133, 320623), (491, 86849), (653, 65303), (3437, 12407), (4571, 9329)]