280803015

素因数分解:

$3^2\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{4789}}^1$

素因数の和:6103

約数の個数: 24

約数和(自身を含む): 487200480

約数和(自身を除く): 206397465

約数列:

[1, 3, 5, 9, 15, 45, 1303, 3909, 4789, 6515, 11727, 14367, 19545, 23945, 43101, 58635, 71835, 215505, 6240067, 18720201, 31200335, 56160603, 93601005, 280803015]

約数ペア:

[(1, 280803015), (3, 93601005), (5, 56160603), (9, 31200335), (15, 18720201), (45, 6240067), (1303, 215505), (3909, 71835), (4789, 58635), (6515, 43101), (11727, 23945), (14367, 19545)]