197857709824

素因数分解:

$2^8\times {\mathrm{1291}}^1\times {\mathrm{598669}}^1$

素因数の和:599976

約数の個数: 36

約数和(自身を含む): 395249118040

約数和(自身を除く): 197391408216

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1291, 2582, 5164, 10328, 20656, 41312, 82624, 165248, 330496, 598669, 1197338, 2394676, 4789352, 9578704, 19157408, 38314816, 76629632, 153259264, 772881679, 1545763358, 3091526716, 6183053432, 12366106864, 24732213728, 49464427456, 98928854912, 197857709824]

約数ペア:

[(1, 197857709824), (2, 98928854912), (4, 49464427456), (8, 24732213728), (16, 12366106864), (32, 6183053432), (64, 3091526716), (128, 1545763358), (256, 772881679), (1291, 153259264), (2582, 76629632), (5164, 38314816), (10328, 19157408), (20656, 9578704), (41312, 4789352), (82624, 2394676), (165248, 1197338), (330496, 598669)]