243616.0000000

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 12186720

約数和(自身を除く): 5028309

約数列:

[1, 3, 9, 13, 17, 39, 51, 59, 61, 117, 153, 177, 183, 221, 531, 549, 663, 767, 793, 1003, 1037, 1989, 2301, 2379, 3009, 3111, 3599, 6903, 7137, 9027, 9333, 10797, 13039, 13481, 32391, 39117, 40443, 46787, 61183, 117351, 121329, 140361, 183549, 421083, 550647, 795379, 2386137, 7158411]

約数ペア:

[(1, 7158411), (3, 2386137), (9, 795379), (13, 550647), (17, 421083), (39, 183549), (51, 140361), (59, 121329), (61, 117351), (117, 61183), (153, 46787), (177, 40443), (183, 39117), (221, 32391), (531, 13481), (549, 13039), (663, 10797), (767, 9333), (793, 9027), (1003, 7137), (1037, 6903), (1989, 3599), (2301, 3111), (2379, 3009)]