2018935785

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{15889}}^1$

素因数の和:16137

約数の個数: 32

約数和(自身を含む): 3322408320

約数和(自身を除く): 1303472535

約数列:

[1, 3, 5, 15, 43, 129, 197, 215, 591, 645, 985, 2955, 8471, 15889, 25413, 42355, 47667, 79445, 127065, 238335, 683227, 2049681, 3130133, 3416135, 9390399, 10248405, 15650665, 46951995, 134595719, 403787157, 672978595, 2018935785]

約数ペア:

[(1, 2018935785), (3, 672978595), (5, 403787157), (15, 134595719), (43, 46951995), (129, 15650665), (197, 10248405), (215, 9390399), (591, 3416135), (645, 3130133), (985, 2049681), (2955, 683227), (8471, 238335), (15889, 127065), (25413, 79445), (42355, 47667)]