7420197615

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1\times {\mathrm{15923}}^1$

素因数の和:16639

約数の個数: 32

約数和(自身を含む): 12144024576

約数和(自身を除く): 4723826961

約数列:

[1, 3, 5, 15, 47, 141, 235, 661, 705, 1983, 3305, 9915, 15923, 31067, 47769, 79615, 93201, 155335, 238845, 466005, 748381, 2245143, 3741905, 10525103, 11225715, 31575309, 52625515, 157876545, 494679841, 1484039523, 2473399205, 7420197615]

約数ペア:

[(1, 7420197615), (3, 2473399205), (5, 1484039523), (15, 494679841), (47, 157876545), (141, 52625515), (235, 31575309), (661, 11225715), (705, 10525103), (1983, 3741905), (3305, 2245143), (9915, 748381), (15923, 466005), (31067, 238845), (47769, 155335), (79615, 93201)]