285849729

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 490659840

約数和(自身を除く): 204810111

約数列:

[1, 3, 9, 11, 27, 31, 33, 79, 81, 93, 99, 131, 237, 279, 297, 341, 393, 711, 837, 869, 891, 1023, 1179, 1441, 2133, 2449, 2511, 2607, 3069, 3537, 4061, 4323, 6399, 7347, 7821, 9207, 10349, 10611, 12183, 12969, 22041, 23463, 26939, 27621, 31047, 36549, 38907, 44671, 66123, 70389, 80817, 93141, 109647, 113839, 116721, 134013, 198369, 242451, 279423, 320819, 328941, 341517, 402039, 727353, 838269, 962457, 1024551, 1206117, 2182059, 2887371, 3073653, 3529009, 3618351, 8662113, 9220959, 10587027, 25986339, 31761081, 95283243, 285849729]

約数ペア:

[(1, 285849729), (3, 95283243), (9, 31761081), (11, 25986339), (27, 10587027), (31, 9220959), (33, 8662113), (79, 3618351), (81, 3529009), (93, 3073653), (99, 2887371), (131, 2182059), (237, 1206117), (279, 1024551), (297, 962457), (341, 838269), (393, 727353), (711, 402039), (837, 341517), (869, 328941), (891, 320819), (1023, 279423), (1179, 242451), (1441, 198369), (2133, 134013), (2449, 116721), (2511, 113839), (2607, 109647), (3069, 93141), (3537, 80817), (4061, 70389), (4323, 66123), (6399, 44671), (7347, 38907), (7821, 36549), (9207, 31047), (10349, 27621), (10611, 26939), (12183, 23463), (12969, 22041)]