15994902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 40435200

約数和(自身を除く): 24440298

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 89, 154, 178, 231, 267, 389, 462, 534, 623, 778, 979, 1167, 1246, 1869, 1958, 2334, 2723, 2937, 3738, 4279, 5446, 5874, 6853, 8169, 8558, 12837, 13706, 16338, 20559, 25674, 29953, 34621, 41118, 59906, 69242, 89859, 103863, 179718, 207726, 242347, 380831, 484694, 727041, 761662, 1142493, 1454082, 2284986, 2665817, 5331634, 7997451, 15994902]

約数ペア:

[(1, 15994902), (2, 7997451), (3, 5331634), (6, 2665817), (7, 2284986), (11, 1454082), (14, 1142493), (21, 761662), (22, 727041), (33, 484694), (42, 380831), (66, 242347), (77, 207726), (89, 179718), (154, 103863), (178, 89859), (231, 69242), (267, 59906), (389, 41118), (462, 34621), (534, 29953), (623, 25674), (778, 20559), (979, 16338), (1167, 13706), (1246, 12837), (1869, 8558), (1958, 8169), (2334, 6853), (2723, 5874), (2937, 5446), (3738, 4279)]