28855197

素因数分解:

$3^4\times 7^1\times {\mathrm{50891}}^1$

素因数の和:50910

約数の個数: 20

約数和(自身を含む): 49263456

約数和(自身を除く): 20408259

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 50891, 152673, 356237, 458019, 1068711, 1374057, 3206133, 4122171, 9618399, 28855197]

約数ペア:

[(1, 28855197), (3, 9618399), (7, 4122171), (9, 3206133), (21, 1374057), (27, 1068711), (63, 458019), (81, 356237), (189, 152673), (567, 50891)]