206178973

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{733}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 278191872

約数和(自身を除く): 72012899

約数列:

[1, 7, 11, 13, 77, 91, 143, 281, 733, 1001, 1967, 3091, 3653, 5131, 8063, 9529, 21637, 25571, 40183, 56441, 66703, 104819, 205973, 281281, 733733, 1441811, 2265703, 2677649, 15859921, 18743543, 29454139, 206178973]

約数ペア:

[(1, 206178973), (7, 29454139), (11, 18743543), (13, 15859921), (77, 2677649), (91, 2265703), (143, 1441811), (281, 733733), (733, 281281), (1001, 205973), (1967, 104819), (3091, 66703), (3653, 56441), (5131, 40183), (8063, 25571), (9529, 21637)]