1660605849

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{223}}^1\times {\mathrm{409}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 2932267520

約数和(自身を除く): 1271661671

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 223, 289, 357, 409, 669, 867, 1071, 1227, 1561, 2007, 2023, 2601, 2863, 3681, 3791, 4683, 6069, 6953, 8589, 11373, 14049, 18207, 20859, 25767, 26537, 34119, 48671, 62577, 64447, 79611, 91207, 118201, 146013, 193341, 238833, 273621, 354603, 438039, 451129, 580023, 638449, 820863, 827407, 1063809, 1353387, 1550519, 1915347, 2482221, 4060161, 4651557, 5746041, 7446663, 10853633, 13954671, 26358823, 32560899, 79076469, 97682697, 184511761, 237229407, 553535283, 1660605849]

約数ペア:

[(1, 1660605849), (3, 553535283), (7, 237229407), (9, 184511761), (17, 97682697), (21, 79076469), (51, 32560899), (63, 26358823), (119, 13954671), (153, 10853633), (223, 7446663), (289, 5746041), (357, 4651557), (409, 4060161), (669, 2482221), (867, 1915347), (1071, 1550519), (1227, 1353387), (1561, 1063809), (2007, 827407), (2023, 820863), (2601, 638449), (2863, 580023), (3681, 451129), (3791, 438039), (4683, 354603), (6069, 273621), (6953, 238833), (8589, 193341), (11373, 146013), (14049, 118201), (18207, 91207), (20859, 79611), (25767, 64447), (26537, 62577), (34119, 48671)]