129394447

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2861}}^1$

素因数の和:2959

約数の個数: 24

約数和(自身を含む): 164439072

約数和(自身を除く): 35044625

約数列:

[1, 7, 13, 49, 71, 91, 497, 637, 923, 2861, 3479, 6461, 20027, 37193, 45227, 140189, 203131, 260351, 1421917, 1822457, 2640703, 9953419, 18484921, 129394447]

約数ペア:

[(1, 129394447), (7, 18484921), (13, 9953419), (49, 2640703), (71, 1822457), (91, 1421917), (497, 260351), (637, 203131), (923, 140189), (2861, 45227), (3479, 37193), (6461, 20027)]