2228025

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 3751744

約数和(自身を除く): 1523719

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 487, 915, 1461, 1525, 2435, 4575, 7305, 12175, 29707, 36525, 89121, 148535, 445605, 742675, 2228025]

約数ペア:

[(1, 2228025), (3, 742675), (5, 445605), (15, 148535), (25, 89121), (61, 36525), (75, 29707), (183, 12175), (305, 7305), (487, 4575), (915, 2435), (1461, 1525)]