251077764

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{311}}^1\times {\mathrm{1373}}^1$

素因数の和:1705

約数の個数: 72

約数和(自身を含む): 684186048

約数和(自身を除く): 433108284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 311, 588, 622, 933, 1244, 1373, 1866, 2177, 2746, 3732, 4119, 4354, 5492, 6531, 8238, 8708, 9611, 13062, 15239, 16476, 19222, 26124, 28833, 30478, 38444, 45717, 57666, 60956, 67277, 91434, 115332, 134554, 182868, 201831, 269108, 403662, 427003, 807324, 854006, 1281009, 1708012, 2562018, 2989021, 5124036, 5978042, 8967063, 11956084, 17934126, 20923147, 35868252, 41846294, 62769441, 83692588, 125538882, 251077764]

約数ペア:

[(1, 251077764), (2, 125538882), (3, 83692588), (4, 62769441), (6, 41846294), (7, 35868252), (12, 20923147), (14, 17934126), (21, 11956084), (28, 8967063), (42, 5978042), (49, 5124036), (84, 2989021), (98, 2562018), (147, 1708012), (196, 1281009), (294, 854006), (311, 807324), (588, 427003), (622, 403662), (933, 269108), (1244, 201831), (1373, 182868), (1866, 134554), (2177, 115332), (2746, 91434), (3732, 67277), (4119, 60956), (4354, 57666), (5492, 45717), (6531, 38444), (8238, 30478), (8708, 28833), (9611, 26124), (13062, 19222), (15239, 16476)]