13005981

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 20282880

約数和(自身を除く): 7276899

約数列:

[1, 3, 9, 27, 37, 47, 111, 141, 277, 333, 423, 831, 999, 1269, 1739, 2493, 5217, 7479, 10249, 13019, 15651, 30747, 39057, 46953, 92241, 117171, 276723, 351513, 481703, 1445109, 4335327, 13005981]

約数ペア:

[(1, 13005981), (3, 4335327), (9, 1445109), (27, 481703), (37, 351513), (47, 276723), (111, 117171), (141, 92241), (277, 46953), (333, 39057), (423, 30747), (831, 15651), (999, 13019), (1269, 10249), (1739, 7479), (2493, 5217)]