551066672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61613}}^1$

素因数の和:61677

約数の個数: 40

約数和(自身を含む): 1176580944

約数和(自身を除く): 625514272

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 61613, 123226, 246452, 492904, 800969, 985808, 1601938, 2649359, 3203876, 5298718, 6407752, 10597436, 12815504, 21194872, 34441667, 42389744, 68883334, 137766668, 275533336, 551066672]

約数ペア:

[(1, 551066672), (2, 275533336), (4, 137766668), (8, 68883334), (13, 42389744), (16, 34441667), (26, 21194872), (43, 12815504), (52, 10597436), (86, 6407752), (104, 5298718), (172, 3203876), (208, 2649359), (344, 1601938), (559, 985808), (688, 800969), (1118, 492904), (2236, 246452), (4472, 123226), (8944, 61613)]