1021027905

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{31039}}^1$

素因数の和:31110

約数の個数: 48

約数和(自身を含む): 1917527040

約数和(自身を除く): 896499135

約数列:

[1, 3, 5, 9, 15, 17, 43, 45, 51, 85, 129, 153, 215, 255, 387, 645, 731, 765, 1935, 2193, 3655, 6579, 10965, 31039, 32895, 93117, 155195, 279351, 465585, 527663, 1334677, 1396755, 1582989, 2638315, 4004031, 4748967, 6673385, 7914945, 12012093, 20020155, 22689509, 23744835, 60060465, 68068527, 113447545, 204205581, 340342635, 1021027905]

約数ペア:

[(1, 1021027905), (3, 340342635), (5, 204205581), (9, 113447545), (15, 68068527), (17, 60060465), (43, 23744835), (45, 22689509), (51, 20020155), (85, 12012093), (129, 7914945), (153, 6673385), (215, 4748967), (255, 4004031), (387, 2638315), (645, 1582989), (731, 1396755), (765, 1334677), (1935, 527663), (2193, 465585), (3655, 279351), (6579, 155195), (10965, 93117), (31039, 32895)]