219975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{419}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 416640

約数和(自身を除く): 196665

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 419, 525, 1257, 2095, 2933, 6285, 8799, 10475, 14665, 31425, 43995, 73325, 219975]

約数ペア:

[(1, 219975), (3, 73325), (5, 43995), (7, 31425), (15, 14665), (21, 10475), (25, 8799), (35, 6285), (75, 2933), (105, 2095), (175, 1257), (419, 525)]