155678894

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 300672000

約数和(自身を除く): 144993106

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 173, 199, 238, 266, 323, 346, 398, 646, 1211, 1393, 2261, 2422, 2786, 2941, 3287, 3383, 3781, 4522, 5882, 6574, 6766, 7562, 20587, 23009, 23681, 26467, 34427, 41174, 46018, 47362, 52934, 55879, 64277, 68854, 111758, 128554, 240989, 391153, 449939, 481978, 585259, 654113, 782306, 899878, 1170518, 1308226, 4096813, 4578791, 8193626, 9157582, 11119921, 22239842, 77839447, 155678894]

約数ペア:

[(1, 155678894), (2, 77839447), (7, 22239842), (14, 11119921), (17, 9157582), (19, 8193626), (34, 4578791), (38, 4096813), (119, 1308226), (133, 1170518), (173, 899878), (199, 782306), (238, 654113), (266, 585259), (323, 481978), (346, 449939), (398, 391153), (646, 240989), (1211, 128554), (1393, 111758), (2261, 68854), (2422, 64277), (2786, 55879), (2941, 52934), (3287, 47362), (3383, 46018), (3781, 41174), (4522, 34427), (5882, 26467), (6574, 23681), (6766, 23009), (7562, 20587)]