257289912

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{108287}}^1$

素因数の和:108313

約数の個数: 64

約数和(自身を含む): 779673600

約数和(自身を除く): 522383688

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 132, 198, 216, 264, 297, 396, 594, 792, 1188, 2376, 108287, 216574, 324861, 433148, 649722, 866296, 974583, 1191157, 1299444, 1949166, 2382314, 2598888, 2923749, 3573471, 3898332, 4764628, 5847498, 7146942, 7796664, 9529256, 10720413, 11694996, 14293884, 21440826, 23389992, 28587768, 32161239, 42881652, 64322478, 85763304, 128644956, 257289912]

約数ペア:

[(1, 257289912), (2, 128644956), (3, 85763304), (4, 64322478), (6, 42881652), (8, 32161239), (9, 28587768), (11, 23389992), (12, 21440826), (18, 14293884), (22, 11694996), (24, 10720413), (27, 9529256), (33, 7796664), (36, 7146942), (44, 5847498), (54, 4764628), (66, 3898332), (72, 3573471), (88, 2923749), (99, 2598888), (108, 2382314), (132, 1949166), (198, 1299444), (216, 1191157), (264, 974583), (297, 866296), (396, 649722), (594, 433148), (792, 324861), (1188, 216574), (2376, 108287)]