28992719

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 36888576

約数和(自身を除く): 7895857

約数列:

[1, 7, 23, 31, 37, 157, 161, 217, 259, 713, 851, 1099, 1147, 3611, 4867, 4991, 5809, 5957, 8029, 25277, 26381, 34069, 40663, 111941, 133607, 180079, 184667, 783587, 935249, 1260553, 4141817, 28992719]

約数ペア:

[(1, 28992719), (7, 4141817), (23, 1260553), (31, 935249), (37, 783587), (157, 184667), (161, 180079), (217, 133607), (259, 111941), (713, 40663), (851, 34069), (1099, 26381), (1147, 25277), (3611, 8029), (4867, 5957), (4991, 5809)]