30847887

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25771}}^1$

素因数の和:25803

約数の個数: 24

約数和(自身を含む): 53605760

約数和(自身を除く): 22757873

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 25771, 77313, 180397, 231939, 489649, 541191, 1468947, 1623573, 3427543, 4406841, 10282629, 30847887]

約数ペア:

[(1, 30847887), (3, 10282629), (7, 4406841), (9, 3427543), (19, 1623573), (21, 1468947), (57, 541191), (63, 489649), (133, 231939), (171, 180397), (399, 77313), (1197, 25771)]