16788303

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1$

素因数の和:1069

約数の個数: 40

約数和(自身を含む): 29678880

約数和(自身を除く): 12890577

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 261, 567, 609, 783, 1021, 1827, 2349, 3063, 5481, 7147, 9189, 16443, 21441, 27567, 29609, 64323, 82701, 88827, 192969, 207263, 266481, 578907, 621789, 799443, 1865367, 2398329, 5596101, 16788303]

約数ペア:

[(1, 16788303), (3, 5596101), (7, 2398329), (9, 1865367), (21, 799443), (27, 621789), (29, 578907), (63, 266481), (81, 207263), (87, 192969), (189, 88827), (203, 82701), (261, 64323), (567, 29609), (609, 27567), (783, 21441), (1021, 16443), (1827, 9189), (2349, 7147), (3063, 5481)]