78156942426

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{61155667}}^1$

素因数の和:61155746

約数の個数: 24

約数和(自身を含む): 171725115744

約数和(自身を除く): 93568173318

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 61155667, 122311334, 183467001, 366934002, 550401003, 1100802006, 4342052357, 8684104714, 13026157071, 26052314142, 39078471213, 78156942426]

約数ペア:

[(1, 78156942426), (2, 39078471213), (3, 26052314142), (6, 13026157071), (9, 8684104714), (18, 4342052357), (71, 1100802006), (142, 550401003), (213, 366934002), (426, 183467001), (639, 122311334), (1278, 61155667)]