520353

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 842400

約数和(自身を除く): 322047

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 179, 323, 537, 969, 1611, 2907, 3043, 3401, 9129, 10203, 27387, 30609, 57817, 173451, 520353]

約数ペア:

[(1, 520353), (3, 173451), (9, 57817), (17, 30609), (19, 27387), (51, 10203), (57, 9129), (153, 3401), (171, 3043), (179, 2907), (323, 1611), (537, 969)]