68919081

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 119801856

約数和(自身を除く): 50882775

約数列:

[1, 3, 7, 11, 21, 33, 61, 67, 73, 77, 183, 201, 219, 231, 427, 469, 511, 671, 737, 803, 1281, 1407, 1533, 2013, 2211, 2409, 4087, 4453, 4697, 4891, 5159, 5621, 12261, 13359, 14091, 14673, 15477, 16863, 28609, 31171, 34237, 44957, 48983, 53801, 85827, 93513, 102711, 134871, 146949, 161403, 298351, 314699, 342881, 376607, 895053, 944097, 1028643, 1129821, 2088457, 3281861, 6265371, 9845583, 22973027, 68919081]

約数ペア:

[(1, 68919081), (3, 22973027), (7, 9845583), (11, 6265371), (21, 3281861), (33, 2088457), (61, 1129821), (67, 1028643), (73, 944097), (77, 895053), (183, 376607), (201, 342881), (219, 314699), (231, 298351), (427, 161403), (469, 146949), (511, 134871), (671, 102711), (737, 93513), (803, 85827), (1281, 53801), (1407, 48983), (1533, 44957), (2013, 34237), (2211, 31171), (2409, 28609), (4087, 16863), (4453, 15477), (4697, 14673), (4891, 14091), (5159, 13359), (5621, 12261)]