69840765

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 131604480

約数和(自身を除く): 61763715

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 83, 115, 135, 207, 249, 271, 345, 415, 621, 747, 813, 1035, 1245, 1355, 1909, 2241, 2439, 3105, 3735, 4065, 5727, 6233, 7317, 9545, 11205, 12195, 17181, 18699, 22493, 28635, 31165, 36585, 51543, 56097, 67479, 85905, 93495, 112465, 168291, 202437, 257715, 280485, 337395, 517339, 607311, 841455, 1012185, 1552017, 2586695, 3036555, 4656051, 7760085, 13968153, 23280255, 69840765]

約数ペア:

[(1, 69840765), (3, 23280255), (5, 13968153), (9, 7760085), (15, 4656051), (23, 3036555), (27, 2586695), (45, 1552017), (69, 1012185), (83, 841455), (115, 607311), (135, 517339), (207, 337395), (249, 280485), (271, 257715), (345, 202437), (415, 168291), (621, 112465), (747, 93495), (813, 85905), (1035, 67479), (1245, 56097), (1355, 51543), (1909, 36585), (2241, 31165), (2439, 28635), (3105, 22493), (3735, 18699), (4065, 17181), (5727, 12195), (6233, 11205), (7317, 9545)]