28845171

素因数分解:

$3^2\times {\mathrm{113}}^2\times {\mathrm{251}}^1$

素因数の和:483

約数の個数: 18

約数和(自身を含む): 42204708

約数和(自身を除く): 13359537

約数列:

[1, 3, 9, 113, 251, 339, 753, 1017, 2259, 12769, 28363, 38307, 85089, 114921, 255267, 3205019, 9615057, 28845171]

約数ペア:

[(1, 28845171), (3, 9615057), (9, 3205019), (113, 255267), (251, 114921), (339, 85089), (753, 38307), (1017, 28363), (2259, 12769)]