30121516

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{401}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 53691120

約数和(自身を除く): 23569604

約数列:

[1, 2, 4, 89, 178, 211, 356, 401, 422, 802, 844, 1604, 18779, 35689, 37558, 71378, 75116, 84611, 142756, 169222, 338444, 7530379, 15060758, 30121516]

約数ペア:

[(1, 30121516), (2, 15060758), (4, 7530379), (89, 338444), (178, 169222), (211, 142756), (356, 84611), (401, 75116), (422, 71378), (802, 37558), (844, 35689), (1604, 18779)]