30716973

素因数分解:

$3^2\times 7^2\times {\mathrm{69653}}^1$

素因数の和:69673

約数の個数: 18

約数和(自身を含む): 51613614

約数和(自身を除く): 20896641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 69653, 208959, 487571, 626877, 1462713, 3412997, 4388139, 10238991, 30716973]

約数ペア:

[(1, 30716973), (3, 10238991), (7, 4388139), (9, 3412997), (21, 1462713), (49, 626877), (63, 487571), (147, 208959), (441, 69653)]