81179861

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{577}}^1$

素因数の和:884

約数の個数: 16

約数和(自身を含む): 94329600

約数和(自身を除く): 13149739

約数列:

[1, 7, 101, 199, 577, 707, 1393, 4039, 20099, 58277, 114823, 140693, 407939, 803761, 11597123, 81179861]

約数ペア:

[(1, 81179861), (7, 11597123), (101, 803761), (199, 407939), (577, 140693), (707, 114823), (1393, 58277), (4039, 20099)]