28623225

素因数分解:

$3^1\times 5^2\times {\mathrm{331}}^1\times {\mathrm{1153}}^1$

素因数の和:1497

約数の個数: 24

約数和(自身を含む): 47507872

約数和(自身を除く): 18884647

約数列:

[1, 3, 5, 15, 25, 75, 331, 993, 1153, 1655, 3459, 4965, 5765, 8275, 17295, 24825, 28825, 86475, 381643, 1144929, 1908215, 5724645, 9541075, 28623225]

約数ペア:

[(1, 28623225), (3, 9541075), (5, 5724645), (15, 1908215), (25, 1144929), (75, 381643), (331, 86475), (993, 28825), (1153, 24825), (1655, 17295), (3459, 8275), (4965, 5765)]