98121681

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{81973}}^1$

素因数の和:82005

約数の個数: 24

約数和(自身を含む): 170505920

約数和(自身を除く): 72384239

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 81973, 245919, 573811, 737757, 1557487, 1721433, 4672461, 5164299, 10902409, 14017383, 32707227, 98121681]

約数ペア:

[(1, 98121681), (3, 32707227), (7, 14017383), (9, 10902409), (19, 5164299), (21, 4672461), (57, 1721433), (63, 1557487), (133, 737757), (171, 573811), (399, 245919), (1197, 81973)]