81238946

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 132045120

約数和(自身を除く): 50806174

約数列:

[1, 2, 19, 38, 61, 101, 122, 202, 347, 694, 1159, 1919, 2318, 3838, 6161, 6593, 12322, 13186, 21167, 35047, 42334, 70094, 117059, 234118, 402173, 665893, 804346, 1331786, 2137867, 4275734, 40619473, 81238946]

約数ペア:

[(1, 81238946), (2, 40619473), (19, 4275734), (38, 2137867), (61, 1331786), (101, 804346), (122, 665893), (202, 402173), (347, 234118), (694, 117059), (1159, 70094), (1919, 42334), (2318, 35047), (3838, 21167), (6161, 13186), (6593, 12322)]