235805215

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{3079}}^1$

素因数の和:3171

約数の個数: 24

約数和(自身を含む): 306361440

約数和(自身を除く): 70556225

約数列:

[1, 5, 17, 53, 85, 265, 289, 901, 1445, 3079, 4505, 15317, 15395, 52343, 76585, 163187, 261715, 815935, 889831, 2774179, 4449155, 13870895, 47161043, 235805215]

約数ペア:

[(1, 235805215), (5, 47161043), (17, 13870895), (53, 4449155), (85, 2774179), (265, 889831), (289, 815935), (901, 261715), (1445, 163187), (3079, 76585), (4505, 52343), (15317, 15395)]