27120639

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2423}}^1$

素因数の和:2487

約数の個数: 32

約数和(自身を含む): 45609984

約数和(自身を除く): 18489345

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 2423, 3731, 7269, 11193, 16961, 31499, 50883, 94497, 99343, 220493, 298029, 661479, 695401, 1291459, 2086203, 3874377, 9040213, 27120639]

約数ペア:

[(1, 27120639), (3, 9040213), (7, 3874377), (13, 2086203), (21, 1291459), (39, 695401), (41, 661479), (91, 298029), (123, 220493), (273, 99343), (287, 94497), (533, 50883), (861, 31499), (1599, 16961), (2423, 11193), (3731, 7269)]