1947156741

素因数分解:

$3^2\times {\mathrm{211}}^1\times {\mathrm{227}}^1\times {\mathrm{4517}}^1$

素因数の和:4961

約数の個数: 24

約数和(自身を含む): 2838966624

約数和(自身を除く): 891809883

約数列:

[1, 3, 9, 211, 227, 633, 681, 1899, 2043, 4517, 13551, 40653, 47897, 143691, 431073, 953087, 1025359, 2859261, 3076077, 8577783, 9228231, 216350749, 649052247, 1947156741]

約数ペア:

[(1, 1947156741), (3, 649052247), (9, 216350749), (211, 9228231), (227, 8577783), (633, 3076077), (681, 2859261), (1899, 1025359), (2043, 953087), (4517, 431073), (13551, 143691), (40653, 47897)]