1988142

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 4354560

約数和(自身を除く): 2366418

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 359, 426, 718, 923, 1077, 1846, 2154, 2769, 4667, 5538, 9334, 14001, 25489, 28002, 50978, 76467, 152934, 331357, 662714, 994071, 1988142]

約数ペア:

[(1, 1988142), (2, 994071), (3, 662714), (6, 331357), (13, 152934), (26, 76467), (39, 50978), (71, 28002), (78, 25489), (142, 14001), (213, 9334), (359, 5538), (426, 4667), (718, 2769), (923, 2154), (1077, 1846)]