286750527

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 481689600

約数和(自身を除く): 194939073

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 97, 133, 217, 239, 291, 399, 589, 651, 679, 717, 1673, 1767, 1843, 2037, 3007, 4123, 4541, 5019, 5529, 7409, 9021, 12369, 12901, 13623, 21049, 22227, 23183, 31787, 38703, 51863, 57133, 63147, 69549, 95361, 140771, 155589, 162281, 171399, 399931, 422313, 440477, 486843, 718673, 985397, 1199793, 1321431, 2156019, 2956191, 3083339, 5030711, 9250017, 13654787, 15092133, 40964361, 95583509, 286750527]

約数ペア:

[(1, 286750527), (3, 95583509), (7, 40964361), (19, 15092133), (21, 13654787), (31, 9250017), (57, 5030711), (93, 3083339), (97, 2956191), (133, 2156019), (217, 1321431), (239, 1199793), (291, 985397), (399, 718673), (589, 486843), (651, 440477), (679, 422313), (717, 399931), (1673, 171399), (1767, 162281), (1843, 155589), (2037, 140771), (3007, 95361), (4123, 69549), (4541, 63147), (5019, 57133), (5529, 51863), (7409, 38703), (9021, 31787), (12369, 23183), (12901, 22227), (13623, 21049)]