1728002315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^2\times {\mathrm{227}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 2403844128

約数和(自身を除く): 675841813

約数列:

[1, 5, 13, 17, 65, 83, 85, 221, 227, 415, 1079, 1105, 1135, 1411, 2951, 3859, 5395, 6889, 7055, 14755, 18343, 18841, 19295, 34445, 50167, 89557, 91715, 94205, 117113, 244933, 250835, 320297, 447785, 585565, 1224665, 1522469, 1563803, 1601485, 4163861, 7612345, 7819015, 20329439, 20819305, 26584651, 101647195, 132923255, 345600463, 1728002315]

約数ペア:

[(1, 1728002315), (5, 345600463), (13, 132923255), (17, 101647195), (65, 26584651), (83, 20819305), (85, 20329439), (221, 7819015), (227, 7612345), (415, 4163861), (1079, 1601485), (1105, 1563803), (1135, 1522469), (1411, 1224665), (2951, 585565), (3859, 447785), (5395, 320297), (6889, 250835), (7055, 244933), (14755, 117113), (18343, 94205), (18841, 91715), (19295, 89557), (34445, 50167)]