1387663956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{48731}}^1$

素因数の和:48861

約数の個数: 72

約数和(自身を含む): 4044366144

約数和(自身を除く): 2656702188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 113, 126, 226, 252, 339, 452, 678, 791, 1017, 1356, 1582, 2034, 2373, 3164, 4068, 4746, 7119, 9492, 14238, 28476, 48731, 97462, 146193, 194924, 292386, 341117, 438579, 584772, 682234, 877158, 1023351, 1364468, 1754316, 2046702, 3070053, 4093404, 5506603, 6140106, 11013206, 12280212, 16519809, 22026412, 33039618, 38546221, 49559427, 66079236, 77092442, 99118854, 115638663, 154184884, 198237708, 231277326, 346915989, 462554652, 693831978, 1387663956]

約数ペア:

[(1, 1387663956), (2, 693831978), (3, 462554652), (4, 346915989), (6, 231277326), (7, 198237708), (9, 154184884), (12, 115638663), (14, 99118854), (18, 77092442), (21, 66079236), (28, 49559427), (36, 38546221), (42, 33039618), (63, 22026412), (84, 16519809), (113, 12280212), (126, 11013206), (226, 6140106), (252, 5506603), (339, 4093404), (452, 3070053), (678, 2046702), (791, 1754316), (1017, 1364468), (1356, 1023351), (1582, 877158), (2034, 682234), (2373, 584772), (3164, 438579), (4068, 341117), (4746, 292386), (7119, 194924), (9492, 146193), (14238, 97462), (28476, 48731)]