25193853

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 37402560

約数和(自身を除く): 12208707

約数列:

[1, 3, 9, 71, 89, 213, 267, 443, 639, 801, 1329, 3987, 6319, 18957, 31453, 39427, 56871, 94359, 118281, 283077, 354843, 2799317, 8397951, 25193853]

約数ペア:

[(1, 25193853), (3, 8397951), (9, 2799317), (71, 354843), (89, 283077), (213, 118281), (267, 94359), (443, 56871), (639, 39427), (801, 31453), (1329, 18957), (3987, 6319)]