129141971

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{1319}}^1$

素因数の和:1594

約数の個数: 16

約数和(自身を含む): 150543360

約数和(自身を除く): 21401389

約数列:

[1, 7, 71, 197, 497, 1319, 1379, 9233, 13987, 93649, 97909, 259843, 655543, 1818901, 18448853, 129141971]

約数ペア:

[(1, 129141971), (7, 18448853), (71, 1818901), (197, 655543), (497, 259843), (1319, 97909), (1379, 93649), (9233, 13987)]