254199993

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2521}}^1$

素因数の和:2633

約数の個数: 32

約数和(自身を含む): 375273600

約数和(自身を除く): 121073607

約数列:

[1, 3, 19, 29, 57, 61, 87, 183, 551, 1159, 1653, 1769, 2521, 3477, 5307, 7563, 33611, 47899, 73109, 100833, 143697, 153781, 219327, 461343, 1389071, 2921839, 4167213, 4459649, 8765517, 13378947, 84733331, 254199993]

約数ペア:

[(1, 254199993), (3, 84733331), (19, 13378947), (29, 8765517), (57, 4459649), (61, 4167213), (87, 2921839), (183, 1389071), (551, 461343), (1159, 219327), (1653, 153781), (1769, 143697), (2521, 100833), (3477, 73109), (5307, 47899), (7563, 33611)]