171990528

素因数分解:

$2^9\times 3^1\times {\mathrm{111973}}^1$

素因数の和:111994

約数の個数: 40

約数和(自身を含む): 458197608

約数和(自身を除く): 286207080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 111973, 223946, 335919, 447892, 671838, 895784, 1343676, 1791568, 2687352, 3583136, 5374704, 7166272, 10749408, 14332544, 21498816, 28665088, 42997632, 57330176, 85995264, 171990528]

約数ペア:

[(1, 171990528), (2, 85995264), (3, 57330176), (4, 42997632), (6, 28665088), (8, 21498816), (12, 14332544), (16, 10749408), (24, 7166272), (32, 5374704), (48, 3583136), (64, 2687352), (96, 1791568), (128, 1343676), (192, 895784), (256, 671838), (384, 447892), (512, 335919), (768, 223946), (1536, 111973)]