221703970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{68639}}^1$

素因数の和:68682

約数の個数: 32

約数和(自身を含む): 444787200

約数和(自身を除く): 223083230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 68639, 137278, 343195, 686390, 1166863, 1304141, 2333726, 2608282, 5834315, 6520705, 11668630, 13041410, 22170397, 44340794, 110851985, 221703970]

約数ペア:

[(1, 221703970), (2, 110851985), (5, 44340794), (10, 22170397), (17, 13041410), (19, 11668630), (34, 6520705), (38, 5834315), (85, 2608282), (95, 2333726), (170, 1304141), (190, 1166863), (323, 686390), (646, 343195), (1615, 137278), (3230, 68639)]