2021781525

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{36877}}^1$

素因数の和:36950

約数の個数: 48

約数和(自身を含む): 3621714624

約数和(自身を除く): 1599933099

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 215, 255, 425, 645, 731, 1075, 1275, 2193, 3225, 3655, 10965, 18275, 36877, 54825, 110631, 184385, 553155, 626909, 921925, 1585711, 1880727, 2765775, 3134545, 4757133, 7928555, 9403635, 15672725, 23785665, 26957087, 39642775, 47018175, 80871261, 118928325, 134785435, 404356305, 673927175, 2021781525]

約数ペア:

[(1, 2021781525), (3, 673927175), (5, 404356305), (15, 134785435), (17, 118928325), (25, 80871261), (43, 47018175), (51, 39642775), (75, 26957087), (85, 23785665), (129, 15672725), (215, 9403635), (255, 7928555), (425, 4757133), (645, 3134545), (731, 2765775), (1075, 1880727), (1275, 1585711), (2193, 921925), (3225, 626909), (3655, 553155), (10965, 184385), (18275, 110631), (36877, 54825)]