202359969

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 345072000

約数和(自身を除く): 142712031

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 157, 287, 369, 471, 499, 861, 1099, 1413, 1497, 2583, 3297, 3493, 4491, 6437, 9891, 10479, 19311, 20459, 31437, 45059, 57933, 61377, 78343, 135177, 143213, 184131, 235029, 405531, 429639, 548401, 705087, 1288917, 1645203, 3212063, 4935609, 9636189, 22484441, 28908567, 67453323, 202359969]

約数ペア:

[(1, 202359969), (3, 67453323), (7, 28908567), (9, 22484441), (21, 9636189), (41, 4935609), (63, 3212063), (123, 1645203), (157, 1288917), (287, 705087), (369, 548401), (471, 429639), (499, 405531), (861, 235029), (1099, 184131), (1413, 143213), (1497, 135177), (2583, 78343), (3297, 61377), (3493, 57933), (4491, 45059), (6437, 31437), (9891, 20459), (10479, 19311)]