28951013

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{967}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 37078272

約数和(自身を除く): 8127259

約数列:

[1, 7, 13, 47, 49, 91, 329, 611, 637, 967, 2303, 4277, 6769, 12571, 29939, 45449, 47383, 87997, 318143, 590837, 615979, 2227001, 4135859, 28951013]

約数ペア:

[(1, 28951013), (7, 4135859), (13, 2227001), (47, 615979), (49, 590837), (91, 318143), (329, 87997), (611, 47383), (637, 45449), (967, 29939), (2303, 12571), (4277, 6769)]