87171876

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 258306048

約数和(自身を除く): 171134172

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 31, 33, 36, 44, 54, 62, 66, 81, 93, 99, 108, 124, 132, 162, 186, 198, 243, 263, 279, 297, 324, 341, 372, 396, 486, 526, 558, 594, 682, 789, 837, 891, 972, 1023, 1052, 1116, 1188, 1364, 1578, 1674, 1782, 2046, 2367, 2511, 2673, 2893, 3069, 3156, 3348, 3564, 4092, 4734, 5022, 5346, 5786, 6138, 7101, 7533, 8153, 8679, 9207, 9468, 10044, 10692, 11572, 12276, 14202, 15066, 16306, 17358, 18414, 21303, 24459, 26037, 27621, 28404, 30132, 32612, 34716, 36828, 42606, 48918, 52074, 55242, 63909, 73377, 78111, 82863, 85212, 89683, 97836, 104148, 110484, 127818, 146754, 156222, 165726, 179366, 220131, 234333, 255636, 269049, 293508, 312444, 331452, 358732, 440262, 468666, 538098, 660393, 702999, 807147, 880524, 937332, 1076196, 1320786, 1405998, 1614294, 1981179, 2421441, 2641572, 2811996, 3228588, 3962358, 4842882, 7264323, 7924716, 9685764, 14528646, 21792969, 29057292, 43585938, 87171876]

約数ペア:

[(1, 87171876), (2, 43585938), (3, 29057292), (4, 21792969), (6, 14528646), (9, 9685764), (11, 7924716), (12, 7264323), (18, 4842882), (22, 3962358), (27, 3228588), (31, 2811996), (33, 2641572), (36, 2421441), (44, 1981179), (54, 1614294), (62, 1405998), (66, 1320786), (81, 1076196), (93, 937332), (99, 880524), (108, 807147), (124, 702999), (132, 660393), (162, 538098), (186, 468666), (198, 440262), (243, 358732), (263, 331452), (279, 312444), (297, 293508), (324, 269049), (341, 255636), (372, 234333), (396, 220131), (486, 179366), (526, 165726), (558, 156222), (594, 146754), (682, 127818), (789, 110484), (837, 104148), (891, 97836), (972, 89683), (1023, 85212), (1052, 82863), (1116, 78111), (1188, 73377), (1364, 63909), (1578, 55242), (1674, 52074), (1782, 48918), (2046, 42606), (2367, 36828), (2511, 34716), (2673, 32612), (2893, 30132), (3069, 28404), (3156, 27621), (3348, 26037), (3564, 24459), (4092, 21303), (4734, 18414), (5022, 17358), (5346, 16306), (5786, 15066), (6138, 14202), (7101, 12276), (7533, 11572), (8153, 10692), (8679, 10044), (9207, 9468)]