12719469

素因数分解:

$3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 20275200

約数和(自身を除く): 7555731

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 263, 329, 343, 789, 987, 1029, 1841, 2303, 5523, 6909, 12361, 12887, 16121, 37083, 38661, 48363, 86527, 90209, 259581, 270627, 605689, 1817067, 4239823, 12719469]

約数ペア:

[(1, 12719469), (3, 4239823), (7, 1817067), (21, 605689), (47, 270627), (49, 259581), (141, 90209), (147, 86527), (263, 48363), (329, 38661), (343, 37083), (789, 16121), (987, 12887), (1029, 12361), (1841, 6909), (2303, 5523)]