81527418

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{215681}}^1$

素因数の和:215699

約数の個数: 32

約数和(自身を含む): 207054720

約数和(自身を除く): 125527302

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 215681, 431362, 647043, 1294086, 1509767, 1941129, 3019534, 3882258, 4529301, 5823387, 9058602, 11646774, 13587903, 27175806, 40763709, 81527418]

約数ペア:

[(1, 81527418), (2, 40763709), (3, 27175806), (6, 13587903), (7, 11646774), (9, 9058602), (14, 5823387), (18, 4529301), (21, 3882258), (27, 3019534), (42, 1941129), (54, 1509767), (63, 1294086), (126, 647043), (189, 431362), (378, 215681)]