261012304

素因数分解:

$2^4\times 7^1\times {\mathrm{859}}^1\times {\mathrm{2713}}^1$

素因数の和:3587

約数の個数: 40

約数和(自身を含む): 578841920

約数和(自身を除く): 317829616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 859, 1718, 2713, 3436, 5426, 6013, 6872, 10852, 12026, 13744, 18991, 21704, 24052, 37982, 43408, 48104, 75964, 96208, 151928, 303856, 2330467, 4660934, 9321868, 16313269, 18643736, 32626538, 37287472, 65253076, 130506152, 261012304]

約数ペア:

[(1, 261012304), (2, 130506152), (4, 65253076), (7, 37287472), (8, 32626538), (14, 18643736), (16, 16313269), (28, 9321868), (56, 4660934), (112, 2330467), (859, 303856), (1718, 151928), (2713, 96208), (3436, 75964), (5426, 48104), (6013, 43408), (6872, 37982), (10852, 24052), (12026, 21704), (13744, 18991)]