211519362

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{80671}}^1$

素因数の和:80718

約数の個数: 32

約数和(自身を含む): 464670720

約数和(自身を除く): 253151358

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 437, 874, 1311, 2622, 80671, 161342, 242013, 484026, 1532749, 1855433, 3065498, 3710866, 4598247, 5566299, 9196494, 11132598, 35253227, 70506454, 105759681, 211519362]

約数ペア:

[(1, 211519362), (2, 105759681), (3, 70506454), (6, 35253227), (19, 11132598), (23, 9196494), (38, 5566299), (46, 4598247), (57, 3710866), (69, 3065498), (114, 1855433), (138, 1532749), (437, 484026), (874, 242013), (1311, 161342), (2622, 80671)]