31971243

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:651

約数の個数: 24

約数和(自身を含む): 45921168

約数和(自身を除く): 13949925

約数列:

[1, 3, 19, 53, 57, 159, 361, 557, 1007, 1083, 1671, 3021, 10583, 19133, 29521, 31749, 57399, 88563, 201077, 560899, 603231, 1682697, 10657081, 31971243]

約数ペア:

[(1, 31971243), (3, 10657081), (19, 1682697), (53, 603231), (57, 560899), (159, 201077), (361, 88563), (557, 57399), (1007, 31749), (1083, 29521), (1671, 19133), (3021, 10583)]