16643319

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 27962880

約数和(自身を除く): 11319561

約数列:

[1, 3, 7, 11, 21, 33, 77, 109, 231, 327, 661, 763, 1199, 1983, 2289, 3597, 4627, 7271, 8393, 13881, 21813, 25179, 50897, 72049, 152691, 216147, 504343, 792539, 1513029, 2377617, 5547773, 16643319]

約数ペア:

[(1, 16643319), (3, 5547773), (7, 2377617), (11, 1513029), (21, 792539), (33, 504343), (77, 216147), (109, 152691), (231, 72049), (327, 50897), (661, 25179), (763, 21813), (1199, 13881), (1983, 8393), (2289, 7271), (3597, 4627)]