71665659

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 119351232

約数和(自身を除く): 47685573

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 137, 153, 221, 263, 411, 663, 789, 1233, 1781, 1989, 2329, 2367, 3419, 4471, 5343, 6987, 10257, 13413, 16029, 20961, 30277, 30771, 36031, 40239, 58123, 90831, 108093, 174369, 272493, 324279, 468403, 523107, 612527, 1405209, 1837581, 4215627, 5512743, 7962851, 23888553, 71665659]

約数ペア:

[(1, 71665659), (3, 23888553), (9, 7962851), (13, 5512743), (17, 4215627), (39, 1837581), (51, 1405209), (117, 612527), (137, 523107), (153, 468403), (221, 324279), (263, 272493), (411, 174369), (663, 108093), (789, 90831), (1233, 58123), (1781, 40239), (1989, 36031), (2329, 30771), (2367, 30277), (3419, 20961), (4471, 16029), (5343, 13413), (6987, 10257)]