248362245

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{42131}}^1$

素因数の和:42273

約数の個数: 24

約数和(自身を含む): 433791072

約数和(自身を除く): 185428827

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 5895, 42131, 126393, 210655, 379179, 631965, 1895895, 5519161, 16557483, 27595805, 49672449, 82787415, 248362245]

約数ペア:

[(1, 248362245), (3, 82787415), (5, 49672449), (9, 27595805), (15, 16557483), (45, 5519161), (131, 1895895), (393, 631965), (655, 379179), (1179, 210655), (1965, 126393), (5895, 42131)]