81803964

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2593}}^1$

素因数の和:2850

約数の個数: 48

約数和(自身を含む): 209180160

約数和(自身を除く): 127376196

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 239, 478, 717, 956, 1434, 2593, 2629, 2868, 5186, 5258, 7779, 7887, 10372, 10516, 15558, 15774, 28523, 31116, 31548, 57046, 85569, 114092, 171138, 342276, 619727, 1239454, 1859181, 2478908, 3718362, 6816997, 7436724, 13633994, 20450991, 27267988, 40901982, 81803964]

約数ペア:

[(1, 81803964), (2, 40901982), (3, 27267988), (4, 20450991), (6, 13633994), (11, 7436724), (12, 6816997), (22, 3718362), (33, 2478908), (44, 1859181), (66, 1239454), (132, 619727), (239, 342276), (478, 171138), (717, 114092), (956, 85569), (1434, 57046), (2593, 31548), (2629, 31116), (2868, 28523), (5186, 15774), (5258, 15558), (7779, 10516), (7887, 10372)]