47175921

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 78414336

約数和(自身を除く): 31238415

約数列:

[1, 3, 9, 13, 23, 39, 47, 69, 117, 141, 207, 299, 373, 423, 611, 897, 1081, 1119, 1833, 2691, 3243, 3357, 4849, 5499, 8579, 9729, 14053, 14547, 17531, 25737, 42159, 43641, 52593, 77211, 111527, 126477, 157779, 227903, 334581, 403213, 683709, 1003743, 1209639, 2051127, 3628917, 5241769, 15725307, 47175921]

約数ペア:

[(1, 47175921), (3, 15725307), (9, 5241769), (13, 3628917), (23, 2051127), (39, 1209639), (47, 1003743), (69, 683709), (117, 403213), (141, 334581), (207, 227903), (299, 157779), (373, 126477), (423, 111527), (611, 77211), (897, 52593), (1081, 43641), (1119, 42159), (1833, 25737), (2691, 17531), (3243, 14547), (3357, 14053), (4849, 9729), (5499, 8579)]