8168578884

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{8209}}^1$

素因数の和:8561

約数の個数: 72

約数和(自身を含む): 20907126240

約数和(自身を除く): 12738547356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 211, 262, 393, 422, 524, 633, 786, 844, 1179, 1266, 1572, 1899, 2358, 2532, 3798, 4716, 7596, 8209, 16418, 24627, 27641, 32836, 49254, 55282, 73881, 82923, 98508, 110564, 147762, 165846, 248769, 295524, 331692, 497538, 995076, 1075379, 1732099, 2150758, 3226137, 3464198, 4301516, 5196297, 6452274, 6928396, 9678411, 10392594, 12904548, 15588891, 19356822, 20785188, 31177782, 38713644, 62355564, 226904969, 453809938, 680714907, 907619876, 1361429814, 2042144721, 2722859628, 4084289442, 8168578884]

約数ペア:

[(1, 8168578884), (2, 4084289442), (3, 2722859628), (4, 2042144721), (6, 1361429814), (9, 907619876), (12, 680714907), (18, 453809938), (36, 226904969), (131, 62355564), (211, 38713644), (262, 31177782), (393, 20785188), (422, 19356822), (524, 15588891), (633, 12904548), (786, 10392594), (844, 9678411), (1179, 6928396), (1266, 6452274), (1572, 5196297), (1899, 4301516), (2358, 3464198), (2532, 3226137), (3798, 2150758), (4716, 1732099), (7596, 1075379), (8209, 995076), (16418, 497538), (24627, 331692), (27641, 295524), (32836, 248769), (49254, 165846), (55282, 147762), (73881, 110564), (82923, 98508)]