231109521

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{677}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 333901440

約数和(自身を除く): 102791919

約数列:

[1, 3, 19, 53, 57, 113, 159, 339, 677, 1007, 2031, 2147, 3021, 5989, 6441, 12863, 17967, 35881, 38589, 76501, 107643, 113791, 229503, 341373, 681739, 1453519, 2045217, 4054553, 4360557, 12163659, 77036507, 231109521]

約数ペア:

[(1, 231109521), (3, 77036507), (19, 12163659), (53, 4360557), (57, 4054553), (113, 2045217), (159, 1453519), (339, 681739), (677, 341373), (1007, 229503), (2031, 113791), (2147, 107643), (3021, 76501), (5989, 38589), (6441, 35881), (12863, 17967)]