84731985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{601}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 159086928

約数和(自身を除く): 74354943

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 241, 585, 601, 723, 1205, 1803, 2169, 3005, 3133, 3615, 5409, 7813, 9015, 9399, 10845, 15665, 23439, 27045, 28197, 39065, 46995, 70317, 117195, 140985, 144841, 351585, 434523, 724205, 1303569, 1882933, 2172615, 5648799, 6517845, 9414665, 16946397, 28243995, 84731985]

約数ペア:

[(1, 84731985), (3, 28243995), (5, 16946397), (9, 9414665), (13, 6517845), (15, 5648799), (39, 2172615), (45, 1882933), (65, 1303569), (117, 724205), (195, 434523), (241, 351585), (585, 144841), (601, 140985), (723, 117195), (1205, 70317), (1803, 46995), (2169, 39065), (3005, 28197), (3133, 27045), (3615, 23439), (5409, 15665), (7813, 10845), (9015, 9399)]