259153986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:368

約数の個数: 128

約数和(自身を含む): 671956992

約数和(自身を除く): 412803006

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 61, 62, 78, 91, 93, 122, 182, 183, 186, 217, 251, 273, 366, 403, 427, 434, 502, 546, 651, 753, 793, 806, 854, 1209, 1281, 1302, 1506, 1586, 1757, 1891, 2379, 2418, 2562, 2821, 3263, 3514, 3782, 4758, 5271, 5551, 5642, 5673, 6526, 7781, 8463, 9789, 10542, 11102, 11346, 13237, 15311, 15562, 16653, 16926, 19578, 22841, 23343, 24583, 26474, 30622, 33306, 39711, 45682, 45933, 46686, 49166, 54467, 68523, 73749, 79422, 91866, 101153, 107177, 108934, 137046, 147498, 163401, 172081, 199043, 202306, 214354, 303459, 321531, 326802, 344162, 398086, 474641, 516243, 597129, 606918, 643062, 708071, 949282, 1032486, 1194258, 1393301, 1416142, 1423923, 2124213, 2786602, 2847846, 3322487, 4179903, 4248426, 6170333, 6644974, 8359806, 9967461, 12340666, 18510999, 19934922, 37021998, 43192331, 86384662, 129576993, 259153986]

約数ペア:

[(1, 259153986), (2, 129576993), (3, 86384662), (6, 43192331), (7, 37021998), (13, 19934922), (14, 18510999), (21, 12340666), (26, 9967461), (31, 8359806), (39, 6644974), (42, 6170333), (61, 4248426), (62, 4179903), (78, 3322487), (91, 2847846), (93, 2786602), (122, 2124213), (182, 1423923), (183, 1416142), (186, 1393301), (217, 1194258), (251, 1032486), (273, 949282), (366, 708071), (403, 643062), (427, 606918), (434, 597129), (502, 516243), (546, 474641), (651, 398086), (753, 344162), (793, 326802), (806, 321531), (854, 303459), (1209, 214354), (1281, 202306), (1302, 199043), (1506, 172081), (1586, 163401), (1757, 147498), (1891, 137046), (2379, 108934), (2418, 107177), (2562, 101153), (2821, 91866), (3263, 79422), (3514, 73749), (3782, 68523), (4758, 54467), (5271, 49166), (5551, 46686), (5642, 45933), (5673, 45682), (6526, 39711), (7781, 33306), (8463, 30622), (9789, 26474), (10542, 24583), (11102, 23343), (11346, 22841), (13237, 19578), (15311, 16926), (15562, 16653)]