221844272

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{6311}}^1$

素因数の和:6358

約数の個数: 40

約数和(自身を含む): 465699360

約数和(自身を除く): 243855088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2197, 2704, 4394, 6311, 8788, 12622, 17576, 25244, 35152, 50488, 82043, 100976, 164086, 328172, 656344, 1066559, 1312688, 2133118, 4266236, 8532472, 13865267, 17064944, 27730534, 55461068, 110922136, 221844272]

約数ペア:

[(1, 221844272), (2, 110922136), (4, 55461068), (8, 27730534), (13, 17064944), (16, 13865267), (26, 8532472), (52, 4266236), (104, 2133118), (169, 1312688), (208, 1066559), (338, 656344), (676, 328172), (1352, 164086), (2197, 100976), (2704, 82043), (4394, 50488), (6311, 35152), (8788, 25244), (12622, 17576)]