26521208

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 60480000

約数和(自身を除く): 33958792

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 59, 92, 118, 161, 184, 236, 322, 349, 413, 472, 644, 698, 826, 1288, 1357, 1396, 1652, 2443, 2714, 2792, 3304, 4886, 5428, 8027, 9499, 9772, 10856, 16054, 18998, 19544, 20591, 32108, 37996, 41182, 56189, 64216, 75992, 82364, 112378, 144137, 164728, 224756, 288274, 449512, 473593, 576548, 947186, 1153096, 1894372, 3315151, 3788744, 6630302, 13260604, 26521208]

約数ペア:

[(1, 26521208), (2, 13260604), (4, 6630302), (7, 3788744), (8, 3315151), (14, 1894372), (23, 1153096), (28, 947186), (46, 576548), (56, 473593), (59, 449512), (92, 288274), (118, 224756), (161, 164728), (184, 144137), (236, 112378), (322, 82364), (349, 75992), (413, 64216), (472, 56189), (644, 41182), (698, 37996), (826, 32108), (1288, 20591), (1357, 19544), (1396, 18998), (1652, 16054), (2443, 10856), (2714, 9772), (2792, 9499), (3304, 8027), (4886, 5428)]