217475478

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{3221}}^1$

素因数の和:3282

約数の個数: 72

約数和(自身を含む): 534800448

約数和(自身を除く): 317324970

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 62, 66, 93, 99, 121, 186, 198, 242, 279, 341, 363, 558, 682, 726, 1023, 1089, 2046, 2178, 3069, 3221, 3751, 6138, 6442, 7502, 9663, 11253, 19326, 22506, 28989, 33759, 35431, 57978, 67518, 70862, 99851, 106293, 199702, 212586, 299553, 318879, 389741, 599106, 637758, 779482, 898659, 1098361, 1169223, 1797318, 2196722, 2338446, 3295083, 3507669, 6590166, 7015338, 9885249, 12081971, 19770498, 24163942, 36245913, 72491826, 108737739, 217475478]

約数ペア:

[(1, 217475478), (2, 108737739), (3, 72491826), (6, 36245913), (9, 24163942), (11, 19770498), (18, 12081971), (22, 9885249), (31, 7015338), (33, 6590166), (62, 3507669), (66, 3295083), (93, 2338446), (99, 2196722), (121, 1797318), (186, 1169223), (198, 1098361), (242, 898659), (279, 779482), (341, 637758), (363, 599106), (558, 389741), (682, 318879), (726, 299553), (1023, 212586), (1089, 199702), (2046, 106293), (2178, 99851), (3069, 70862), (3221, 67518), (3751, 57978), (6138, 35431), (6442, 33759), (7502, 28989), (9663, 22506), (11253, 19326)]