221645908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3779}}^1$

素因数の和:3868

約数の個数: 48

約数和(自身を含む): 447068160

約数和(自身を除く): 225422252

約数列:

[1, 2, 4, 11, 22, 31, 43, 44, 62, 86, 124, 172, 341, 473, 682, 946, 1333, 1364, 1892, 2666, 3779, 5332, 7558, 14663, 15116, 29326, 41569, 58652, 83138, 117149, 162497, 166276, 234298, 324994, 468596, 649988, 1288639, 1787467, 2577278, 3574934, 5037407, 5154556, 7149868, 10074814, 20149628, 55411477, 110822954, 221645908]

約数ペア:

[(1, 221645908), (2, 110822954), (4, 55411477), (11, 20149628), (22, 10074814), (31, 7149868), (43, 5154556), (44, 5037407), (62, 3574934), (86, 2577278), (124, 1787467), (172, 1288639), (341, 649988), (473, 468596), (682, 324994), (946, 234298), (1333, 166276), (1364, 162497), (1892, 117149), (2666, 83138), (3779, 58652), (5332, 41569), (7558, 29326), (14663, 15116)]