31904127

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 47209136

約数和(自身を除く): 15305009

約数列:

[1, 3, 9, 67, 157, 201, 337, 471, 603, 1011, 1413, 3033, 10519, 22579, 31557, 52909, 67737, 94671, 158727, 203211, 476181, 3544903, 10634709, 31904127]

約数ペア:

[(1, 31904127), (3, 10634709), (9, 3544903), (67, 476181), (157, 203211), (201, 158727), (337, 94671), (471, 67737), (603, 52909), (1011, 31557), (1413, 22579), (3033, 10519)]