388655244

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{619}}^1$

素因数の和:899

約数の個数: 72

約数和(自身を含む): 999311040

約数和(自身を除く): 610655796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 163, 214, 321, 326, 428, 489, 619, 642, 652, 963, 978, 1238, 1284, 1467, 1857, 1926, 1956, 2476, 2934, 3714, 3852, 5571, 5868, 7428, 11142, 17441, 22284, 34882, 52323, 66233, 69764, 100897, 104646, 132466, 156969, 198699, 201794, 209292, 264932, 302691, 313938, 397398, 403588, 596097, 605382, 627876, 794796, 908073, 1192194, 1210764, 1816146, 2384388, 3632292, 10795979, 21591958, 32387937, 43183916, 64775874, 97163811, 129551748, 194327622, 388655244]

約数ペア:

[(1, 388655244), (2, 194327622), (3, 129551748), (4, 97163811), (6, 64775874), (9, 43183916), (12, 32387937), (18, 21591958), (36, 10795979), (107, 3632292), (163, 2384388), (214, 1816146), (321, 1210764), (326, 1192194), (428, 908073), (489, 794796), (619, 627876), (642, 605382), (652, 596097), (963, 403588), (978, 397398), (1238, 313938), (1284, 302691), (1467, 264932), (1857, 209292), (1926, 201794), (1956, 198699), (2476, 156969), (2934, 132466), (3714, 104646), (3852, 100897), (5571, 69764), (5868, 66233), (7428, 52323), (11142, 34882), (17441, 22284)]