1387691424

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{688339}}^1$

素因数の和:688362

約数の個数: 72

約数和(自身を含む): 4510003680

約数和(自身を除く): 3122312256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 688339, 1376678, 2065017, 2753356, 4130034, 4818373, 5506712, 6195051, 8260068, 9636746, 11013424, 12390102, 14455119, 16520136, 19273492, 22026848, 24780204, 28910238, 33040272, 38546984, 43365357, 49560408, 57820476, 66080544, 77093968, 86730714, 99120816, 115640952, 154187936, 173461428, 198241632, 231281904, 346922856, 462563808, 693845712, 1387691424]

約数ペア:

[(1, 1387691424), (2, 693845712), (3, 462563808), (4, 346922856), (6, 231281904), (7, 198241632), (8, 173461428), (9, 154187936), (12, 115640952), (14, 99120816), (16, 86730714), (18, 77093968), (21, 66080544), (24, 57820476), (28, 49560408), (32, 43365357), (36, 38546984), (42, 33040272), (48, 28910238), (56, 24780204), (63, 22026848), (72, 19273492), (84, 16520136), (96, 14455119), (112, 12390102), (126, 11013424), (144, 9636746), (168, 8260068), (224, 6195051), (252, 5506712), (288, 4818373), (336, 4130034), (504, 2753356), (672, 2065017), (1008, 1376678), (2016, 688339)]