78144777

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 131328000

約数和(自身を除く): 53183223

約数列:

[1, 3, 9, 19, 23, 27, 37, 57, 69, 111, 171, 179, 207, 333, 437, 513, 537, 621, 703, 851, 999, 1311, 1611, 2109, 2553, 3401, 3933, 4117, 4833, 6327, 6623, 7659, 10203, 11799, 12351, 16169, 18981, 19869, 22977, 30609, 37053, 48507, 59607, 78223, 91827, 111159, 125837, 145521, 152329, 178821, 234669, 377511, 436563, 456987, 704007, 1132533, 1370961, 2112021, 2894251, 3397599, 4112883, 8682753, 26048259, 78144777]

約数ペア:

[(1, 78144777), (3, 26048259), (9, 8682753), (19, 4112883), (23, 3397599), (27, 2894251), (37, 2112021), (57, 1370961), (69, 1132533), (111, 704007), (171, 456987), (179, 436563), (207, 377511), (333, 234669), (437, 178821), (513, 152329), (537, 145521), (621, 125837), (703, 111159), (851, 91827), (999, 78223), (1311, 59607), (1611, 48507), (2109, 37053), (2553, 30609), (3401, 22977), (3933, 19869), (4117, 18981), (4833, 16169), (6327, 12351), (6623, 11799), (7659, 10203)]