40157307

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{4643}}^1$

素因数の和:4711

約数の個数: 18

約数和(自身を含む): 59949396

約数和(自身を除く): 19792089

約数列:

[1, 3, 9, 31, 93, 279, 961, 2883, 4643, 8649, 13929, 41787, 143933, 431799, 1295397, 4461923, 13385769, 40157307]

約数ペア:

[(1, 40157307), (3, 13385769), (9, 4461923), (31, 1295397), (93, 431799), (279, 143933), (961, 41787), (2883, 13929), (4643, 8649)]