38537919

素因数分解:

$3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1453}}^1$

素因数の和:1887

約数の個数: 24

約数和(自身を含む): 63813152

約数和(自身を除く): 25275233

約数列:

[1, 3, 7, 9, 21, 63, 421, 1263, 1453, 2947, 3789, 4359, 8841, 10171, 13077, 26523, 30513, 91539, 611713, 1835139, 4281991, 5505417, 12845973, 38537919]

約数ペア:

[(1, 38537919), (3, 12845973), (7, 5505417), (9, 4281991), (21, 1835139), (63, 611713), (421, 91539), (1263, 30513), (1453, 26523), (2947, 13077), (3789, 10171), (4359, 8841)]