1420144407

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^3\times {\mathrm{131}}^1$

素因数の和:223

約数の個数: 80

約数和(自身を含む): 2437966080

約数和(自身を除く): 1017821673

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 131, 207, 253, 297, 393, 529, 621, 759, 891, 1179, 1441, 1587, 1863, 2277, 3013, 3537, 4323, 4761, 5819, 6831, 9039, 10611, 12167, 12969, 14283, 17457, 20493, 27117, 33143, 36501, 38907, 42849, 52371, 69299, 81351, 99429, 109503, 116721, 133837, 157113, 207897, 244053, 298287, 328509, 401511, 471339, 623691, 762289, 894861, 985527, 1204533, 1593877, 1871073, 2286867, 2684583, 3613599, 4781631, 5613219, 6860601, 10840797, 14344893, 17532647, 20581803, 43034679, 52597941, 61745409, 129104037, 157793823, 473381469, 1420144407]

約数ペア:

[(1, 1420144407), (3, 473381469), (9, 157793823), (11, 129104037), (23, 61745409), (27, 52597941), (33, 43034679), (69, 20581803), (81, 17532647), (99, 14344893), (131, 10840797), (207, 6860601), (253, 5613219), (297, 4781631), (393, 3613599), (529, 2684583), (621, 2286867), (759, 1871073), (891, 1593877), (1179, 1204533), (1441, 985527), (1587, 894861), (1863, 762289), (2277, 623691), (3013, 471339), (3537, 401511), (4323, 328509), (4761, 298287), (5819, 244053), (6831, 207897), (9039, 157113), (10611, 133837), (12167, 116721), (12969, 109503), (14283, 99429), (17457, 81351), (20493, 69299), (27117, 52371), (33143, 42849), (36501, 38907)]