13847421

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 22118400

約数和(自身を除く): 8270979

約数列:

[1, 3, 7, 21, 31, 89, 93, 217, 239, 267, 623, 651, 717, 1673, 1869, 2759, 5019, 7409, 8277, 19313, 21271, 22227, 51863, 57939, 63813, 148897, 155589, 446691, 659401, 1978203, 4615807, 13847421]

約数ペア:

[(1, 13847421), (3, 4615807), (7, 1978203), (21, 659401), (31, 446691), (89, 155589), (93, 148897), (217, 63813), (239, 57939), (267, 51863), (623, 22227), (651, 21271), (717, 19313), (1673, 8277), (1869, 7409), (2759, 5019)]