66242787

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 98703360

約数和(自身を除く): 32460573

約数列:

[1, 3, 13, 39, 47, 71, 141, 213, 509, 611, 923, 1527, 1833, 2769, 3337, 6617, 10011, 19851, 23923, 36139, 43381, 71769, 108417, 130143, 310999, 469807, 932997, 1409421, 1698533, 5095599, 22080929, 66242787]

約数ペア:

[(1, 66242787), (3, 22080929), (13, 5095599), (39, 1698533), (47, 1409421), (71, 932997), (141, 469807), (213, 310999), (509, 130143), (611, 108417), (923, 71769), (1527, 43381), (1833, 36139), (2769, 23923), (3337, 19851), (6617, 10011)]