28957318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 48787200

約数和(自身を除く): 19829882

約数列:

[1, 2, 13, 26, 43, 59, 86, 118, 439, 559, 767, 878, 1118, 1534, 2537, 5074, 5707, 11414, 18877, 25901, 32981, 37754, 51802, 65962, 245401, 336713, 490802, 673426, 1113743, 2227486, 14478659, 28957318]

約数ペア:

[(1, 28957318), (2, 14478659), (13, 2227486), (26, 1113743), (43, 673426), (59, 490802), (86, 336713), (118, 245401), (439, 65962), (559, 51802), (767, 37754), (878, 32981), (1118, 25901), (1534, 18877), (2537, 11414), (5074, 5707)]