638015640297

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2641657}}^1$

素因数の和:2641758

約数の個数: 48

約数和(自身を含む): 1040770985472

約数和(自身を除く): 402755345175

約数列:

[1, 3, 7, 21, 31, 49, 53, 93, 147, 159, 217, 371, 651, 1113, 1519, 1643, 2597, 4557, 4929, 7791, 11501, 34503, 80507, 241521, 2641657, 7924971, 18491599, 55474797, 81891367, 129441193, 140007821, 245674101, 388323579, 420023463, 573239569, 980054747, 1719718707, 2940164241, 4012676983, 4340242451, 6860383229, 12038030949, 13020727353, 20581149687, 30381697157, 91145091471, 212671880099, 638015640297]

約数ペア:

[(1, 638015640297), (3, 212671880099), (7, 91145091471), (21, 30381697157), (31, 20581149687), (49, 13020727353), (53, 12038030949), (93, 6860383229), (147, 4340242451), (159, 4012676983), (217, 2940164241), (371, 1719718707), (651, 980054747), (1113, 573239569), (1519, 420023463), (1643, 388323579), (2597, 245674101), (4557, 140007821), (4929, 129441193), (7791, 81891367), (11501, 55474797), (34503, 18491599), (80507, 7924971), (241521, 2641657)]