1820169

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 2900352

約数和(自身を除く): 1080183

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 331, 423, 611, 993, 1833, 2979, 4303, 5499, 12909, 15557, 38727, 46671, 140013, 202241, 606723, 1820169]

約数ペア:

[(1, 1820169), (3, 606723), (9, 202241), (13, 140013), (39, 46671), (47, 38727), (117, 15557), (141, 12909), (331, 5499), (423, 4303), (611, 2979), (993, 1833)]