247354393

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{6577}}^1$

素因数の和:6864

約数の個数: 16

約数和(自身を含む): 291747456

約数和(自身を除く): 44393063

約数列:

[1, 11, 13, 143, 263, 2893, 3419, 6577, 37609, 72347, 85501, 940511, 1729751, 19027261, 22486763, 247354393]

約数ペア:

[(1, 247354393), (11, 22486763), (13, 19027261), (143, 1729751), (263, 940511), (2893, 85501), (3419, 72347), (6577, 37609)]