28513696

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 58339008

約数和(自身を除く): 29825312

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 103, 164, 206, 211, 328, 412, 422, 656, 824, 844, 1312, 1648, 1688, 3296, 3376, 4223, 6752, 8446, 8651, 16892, 17302, 21733, 33784, 34604, 43466, 67568, 69208, 86932, 135136, 138416, 173864, 276832, 347728, 695456, 891053, 1782106, 3564212, 7128424, 14256848, 28513696]

約数ペア:

[(1, 28513696), (2, 14256848), (4, 7128424), (8, 3564212), (16, 1782106), (32, 891053), (41, 695456), (82, 347728), (103, 276832), (164, 173864), (206, 138416), (211, 135136), (328, 86932), (412, 69208), (422, 67568), (656, 43466), (824, 34604), (844, 33784), (1312, 21733), (1648, 17302), (1688, 16892), (3296, 8651), (3376, 8446), (4223, 6752)]