87279939

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 138902400

約数和(自身を除く): 51622461

約数列:

[1, 3, 9, 19, 41, 57, 59, 123, 171, 177, 211, 369, 531, 633, 779, 1121, 1899, 2337, 2419, 3363, 4009, 7011, 7257, 8651, 10089, 12027, 12449, 21771, 25953, 36081, 37347, 45961, 77859, 112041, 137883, 164369, 236531, 413649, 493107, 510409, 709593, 1479321, 1531227, 2128779, 4593681, 9697771, 29093313, 87279939]

約数ペア:

[(1, 87279939), (3, 29093313), (9, 9697771), (19, 4593681), (41, 2128779), (57, 1531227), (59, 1479321), (123, 709593), (171, 510409), (177, 493107), (211, 413649), (369, 236531), (531, 164369), (633, 137883), (779, 112041), (1121, 77859), (1899, 45961), (2337, 37347), (2419, 36081), (3363, 25953), (4009, 21771), (7011, 12449), (7257, 12027), (8651, 10089)]