672867

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:102

約数の個数: 28

約数和(自身を含む): 1101744

約数和(自身を除く): 428877

約数列:

[1, 3, 9, 13, 27, 39, 71, 81, 117, 213, 243, 351, 639, 729, 923, 1053, 1917, 2769, 3159, 5751, 8307, 9477, 17253, 24921, 51759, 74763, 224289, 672867]

約数ペア:

[(1, 672867), (3, 224289), (9, 74763), (13, 51759), (27, 24921), (39, 17253), (71, 9477), (81, 8307), (117, 5751), (213, 3159), (243, 2769), (351, 1917), (639, 1053), (729, 923)]