81619329

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1993}}^1$

素因数の和:2097

約数の個数: 32

約数和(自身を含む): 127488384

約数和(自身を除く): 45869055

約数列:

[1, 3, 11, 17, 33, 51, 73, 187, 219, 561, 803, 1241, 1993, 2409, 3723, 5979, 13651, 21923, 33881, 40953, 65769, 101643, 145489, 372691, 436467, 1118073, 1600379, 2473313, 4801137, 7419939, 27206443, 81619329]

約数ペア:

[(1, 81619329), (3, 27206443), (11, 7419939), (17, 4801137), (33, 2473313), (51, 1600379), (73, 1118073), (187, 436467), (219, 372691), (561, 145489), (803, 101643), (1241, 65769), (1993, 40953), (2409, 33881), (3723, 21923), (5979, 13651)]