129689248

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{23981}}^1$

素因数の和:24017

約数の個数: 36

約数和(自身を含む): 276488478

約数和(自身を除く): 146799230

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 5408, 23981, 47962, 95924, 191848, 311753, 383696, 623506, 767392, 1247012, 2494024, 4052789, 4988048, 8105578, 9976096, 16211156, 32422312, 64844624, 129689248]

約数ペア:

[(1, 129689248), (2, 64844624), (4, 32422312), (8, 16211156), (13, 9976096), (16, 8105578), (26, 4988048), (32, 4052789), (52, 2494024), (104, 1247012), (169, 767392), (208, 623506), (338, 383696), (416, 311753), (676, 191848), (1352, 95924), (2704, 47962), (5408, 23981)]