155688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 420000

約数和(自身を除く): 264312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 499, 998, 1497, 1996, 2994, 3992, 5988, 6487, 11976, 12974, 19461, 25948, 38922, 51896, 77844, 155688]

約数ペア:

[(1, 155688), (2, 77844), (3, 51896), (4, 38922), (6, 25948), (8, 19461), (12, 12974), (13, 11976), (24, 6487), (26, 5988), (39, 3992), (52, 2994), (78, 1996), (104, 1497), (156, 998), (312, 499)]