221263988

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{14747}}^1$

素因数の和:14804

約数の個数: 36

約数和(自身を含む): 439372416

約数和(自身を除く): 218108428

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 121, 124, 242, 341, 484, 682, 1364, 3751, 7502, 14747, 15004, 29494, 58988, 162217, 324434, 457157, 648868, 914314, 1784387, 1828628, 3568774, 5028727, 7137548, 10057454, 20114908, 55315997, 110631994, 221263988]

約数ペア:

[(1, 221263988), (2, 110631994), (4, 55315997), (11, 20114908), (22, 10057454), (31, 7137548), (44, 5028727), (62, 3568774), (121, 1828628), (124, 1784387), (242, 914314), (341, 648868), (484, 457157), (682, 324434), (1364, 162217), (3751, 58988), (7502, 29494), (14747, 15004)]