201748989

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{433}}^1\times {\mathrm{919}}^1$

素因数の和:1381

約数の個数: 24

約数和(自身を含む): 292272960

約数和(自身を除く): 90523971

約数列:

[1, 3, 13, 39, 169, 433, 507, 919, 1299, 2757, 5629, 11947, 16887, 35841, 73177, 155311, 219531, 397927, 465933, 1193781, 5173051, 15519153, 67249663, 201748989]

約数ペア:

[(1, 201748989), (3, 67249663), (13, 15519153), (39, 5173051), (169, 1193781), (433, 465933), (507, 397927), (919, 219531), (1299, 155311), (2757, 73177), (5629, 35841), (11947, 16887)]