53418981

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 95993856

約数和(自身を除く): 42574875

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 61, 77, 119, 183, 187, 223, 231, 357, 427, 561, 669, 671, 1037, 1281, 1309, 1561, 2013, 2453, 3111, 3791, 3927, 4683, 4697, 7259, 7359, 11373, 11407, 13603, 14091, 17171, 21777, 26537, 34221, 40809, 41701, 51513, 79611, 79849, 95221, 125103, 149633, 231251, 239547, 285663, 291907, 448899, 693753, 875721, 1047431, 1618757, 2543761, 3142293, 4856271, 7631283, 17806327, 53418981]

約数ペア:

[(1, 53418981), (3, 17806327), (7, 7631283), (11, 4856271), (17, 3142293), (21, 2543761), (33, 1618757), (51, 1047431), (61, 875721), (77, 693753), (119, 448899), (183, 291907), (187, 285663), (223, 239547), (231, 231251), (357, 149633), (427, 125103), (561, 95221), (669, 79849), (671, 79611), (1037, 51513), (1281, 41701), (1309, 40809), (1561, 34221), (2013, 26537), (2453, 21777), (3111, 17171), (3791, 14091), (3927, 13603), (4683, 11407), (4697, 11373), (7259, 7359)]