1258731

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 2031120

約数和(自身を除く): 772389

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 433, 969, 1299, 2907, 3897, 7361, 8227, 22083, 24681, 66249, 74043, 139859, 419577, 1258731]

約数ペア:

[(1, 1258731), (3, 419577), (9, 139859), (17, 74043), (19, 66249), (51, 24681), (57, 22083), (153, 8227), (171, 7361), (323, 3897), (433, 2907), (969, 1299)]