78171873

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 116484480

約数和(自身を除く): 38312607

約数列:

[1, 3, 13, 39, 53, 59, 159, 177, 641, 689, 767, 1923, 2067, 2301, 3127, 8333, 9381, 24999, 33973, 37819, 40651, 101919, 113457, 121953, 441649, 491647, 1324947, 1474941, 2004407, 6013221, 26057291, 78171873]

約数ペア:

[(1, 78171873), (3, 26057291), (13, 6013221), (39, 2004407), (53, 1474941), (59, 1324947), (159, 491647), (177, 441649), (641, 121953), (689, 113457), (767, 101919), (1923, 40651), (2067, 37819), (2301, 33973), (3127, 24999), (8333, 9381)]