216926654

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 401006592

約数和(自身を除く): 184079938

約数列:

[1, 2, 7, 14, 31, 41, 62, 73, 82, 146, 167, 217, 287, 334, 434, 511, 574, 1022, 1169, 1271, 2263, 2338, 2542, 2993, 4526, 5177, 5986, 6847, 8897, 10354, 12191, 13694, 15841, 17794, 20951, 24382, 31682, 36239, 41902, 47929, 72478, 85337, 92783, 95858, 170674, 185566, 212257, 377921, 424514, 499831, 649481, 755842, 999662, 1298962, 1485799, 2645447, 2971598, 3498817, 5290894, 6997634, 15494761, 30989522, 108463327, 216926654]

約数ペア:

[(1, 216926654), (2, 108463327), (7, 30989522), (14, 15494761), (31, 6997634), (41, 5290894), (62, 3498817), (73, 2971598), (82, 2645447), (146, 1485799), (167, 1298962), (217, 999662), (287, 755842), (334, 649481), (434, 499831), (511, 424514), (574, 377921), (1022, 212257), (1169, 185566), (1271, 170674), (2263, 95858), (2338, 92783), (2542, 85337), (2993, 72478), (4526, 47929), (5177, 41902), (5986, 36239), (6847, 31682), (8897, 24382), (10354, 20951), (12191, 17794), (13694, 15841)]