266949618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{977}}^1$

素因数の和:1139

約数の個数: 64

約数和(自身を含む): 599380992

約数和(自身を除く): 332431374

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 113, 186, 226, 339, 403, 678, 806, 977, 1209, 1469, 1954, 2418, 2931, 2938, 3503, 4407, 5862, 7006, 8814, 10509, 12701, 21018, 25402, 30287, 38103, 45539, 60574, 76206, 90861, 91078, 110401, 136617, 181722, 220802, 273234, 331203, 393731, 662406, 787462, 1181193, 1435213, 2362386, 2870426, 3422431, 4305639, 6844862, 8611278, 10267293, 20534586, 44491603, 88983206, 133474809, 266949618]

約数ペア:

[(1, 266949618), (2, 133474809), (3, 88983206), (6, 44491603), (13, 20534586), (26, 10267293), (31, 8611278), (39, 6844862), (62, 4305639), (78, 3422431), (93, 2870426), (113, 2362386), (186, 1435213), (226, 1181193), (339, 787462), (403, 662406), (678, 393731), (806, 331203), (977, 273234), (1209, 220802), (1469, 181722), (1954, 136617), (2418, 110401), (2931, 91078), (2938, 90861), (3503, 76206), (4407, 60574), (5862, 45539), (7006, 38103), (8814, 30287), (10509, 25402), (12701, 21018)]