1568207979

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103903}}^1$

素因数の和:103968

約数の個数: 32

約数和(自身を含む): 2560194560

約数和(自身を除く): 991986581

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 1161, 1677, 5031, 15093, 103903, 311709, 935127, 1350739, 2805381, 4052217, 4467829, 12156651, 13403487, 36469953, 40210461, 58081777, 120631383, 174245331, 522735993, 1568207979]

約数ペア:

[(1, 1568207979), (3, 522735993), (9, 174245331), (13, 120631383), (27, 58081777), (39, 40210461), (43, 36469953), (117, 13403487), (129, 12156651), (351, 4467829), (387, 4052217), (559, 2805381), (1161, 1350739), (1677, 935127), (5031, 311709), (15093, 103903)]