8902245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 15681024

約数和(自身を除く): 6778779

約数列:

[1, 3, 5, 11, 15, 33, 55, 163, 165, 331, 489, 815, 993, 1655, 1793, 2445, 3641, 4965, 5379, 8965, 10923, 18205, 26895, 53953, 54615, 161859, 269765, 593483, 809295, 1780449, 2967415, 8902245]

約数ペア:

[(1, 8902245), (3, 2967415), (5, 1780449), (11, 809295), (15, 593483), (33, 269765), (55, 161859), (163, 54615), (165, 53953), (331, 26895), (489, 18205), (815, 10923), (993, 8965), (1655, 5379), (1793, 4965), (2445, 3641)]