1761455

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 24

約数和(自身を含む): 2387232

約数和(自身を除く): 625777

約数列:

[1, 5, 17, 23, 53, 85, 115, 265, 289, 391, 901, 1219, 1445, 1955, 4505, 6095, 6647, 15317, 20723, 33235, 76585, 103615, 352291, 1761455]

約数ペア:

[(1, 1761455), (5, 352291), (17, 103615), (23, 76585), (53, 33235), (85, 20723), (115, 15317), (265, 6647), (289, 6095), (391, 4505), (901, 1955), (1219, 1445)]