143906590

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:804

約数の個数: 32

約数和(自身を含む): 262486656

約数和(自身を除く): 118580066

約数列:

[1, 2, 5, 10, 173, 193, 346, 386, 431, 862, 865, 965, 1730, 1930, 2155, 4310, 33389, 66778, 74563, 83183, 149126, 166366, 166945, 333890, 372815, 415915, 745630, 831830, 14390659, 28781318, 71953295, 143906590]

約数ペア:

[(1, 143906590), (2, 71953295), (5, 28781318), (10, 14390659), (173, 831830), (193, 745630), (346, 415915), (386, 372815), (431, 333890), (862, 166945), (865, 166366), (965, 149126), (1730, 83183), (1930, 74563), (2155, 66778), (4310, 33389)]