42947151

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 65818368

約数和(自身を除く): 22871217

約数列:

[1, 3, 13, 17, 39, 51, 211, 221, 307, 633, 663, 921, 2743, 3587, 3991, 5219, 8229, 10761, 11973, 15657, 46631, 64777, 67847, 139893, 194331, 203541, 842101, 1101209, 2526303, 3303627, 14315717, 42947151]

約数ペア:

[(1, 42947151), (3, 14315717), (13, 3303627), (17, 2526303), (39, 1101209), (51, 842101), (211, 203541), (221, 194331), (307, 139893), (633, 67847), (663, 64777), (921, 46631), (2743, 15657), (3587, 11973), (3991, 10761), (5219, 8229)]