388045294

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{401}}^1\times {\mathrm{409}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 723889440

約数和(自身を除く): 335844146

約数列:

[1, 2, 7, 13, 14, 26, 91, 169, 182, 338, 401, 409, 802, 818, 1183, 2366, 2807, 2863, 5213, 5317, 5614, 5726, 10426, 10634, 36491, 37219, 67769, 69121, 72982, 74438, 135538, 138242, 164009, 328018, 474383, 483847, 948766, 967694, 1148063, 2132117, 2296126, 4264234, 14924819, 27717521, 29849638, 55435042, 194022647, 388045294]

約数ペア:

[(1, 388045294), (2, 194022647), (7, 55435042), (13, 29849638), (14, 27717521), (26, 14924819), (91, 4264234), (169, 2296126), (182, 2132117), (338, 1148063), (401, 967694), (409, 948766), (802, 483847), (818, 474383), (1183, 328018), (2366, 164009), (2807, 138242), (2863, 135538), (5213, 74438), (5317, 72982), (5614, 69121), (5726, 67769), (10426, 37219), (10634, 36491)]