128639286

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{32633}}^1$

素因数の和:32717

約数の個数: 32

約数和(自身を含む): 289789920

約数和(自身を除く): 161150634

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942, 32633, 65266, 97899, 195798, 293697, 587394, 881091, 1762182, 2382209, 4764418, 7146627, 14293254, 21439881, 42879762, 64319643, 128639286]

約数ペア:

[(1, 128639286), (2, 64319643), (3, 42879762), (6, 21439881), (9, 14293254), (18, 7146627), (27, 4764418), (54, 2382209), (73, 1762182), (146, 881091), (219, 587394), (438, 293697), (657, 195798), (1314, 97899), (1971, 65266), (3942, 32633)]