280803171042

素因数分解:

$2^1\times 3^3\times {\mathrm{21701}}^1\times {\mathrm{239623}}^1$

素因数の和:261335

約数の個数: 32

約数和(自身を含む): 624038405760

約数和(自身を除く): 343235234718

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 21701, 43402, 65103, 130206, 195309, 239623, 390618, 479246, 585927, 718869, 1171854, 1437738, 2156607, 4313214, 6469821, 12939642, 5200058723, 10400117446, 15600176169, 31200352338, 46800528507, 93601057014, 140401585521, 280803171042]

約数ペア:

[(1, 280803171042), (2, 140401585521), (3, 93601057014), (6, 46800528507), (9, 31200352338), (18, 15600176169), (27, 10400117446), (54, 5200058723), (21701, 12939642), (43402, 6469821), (65103, 4313214), (130206, 2156607), (195309, 1437738), (239623, 1171854), (390618, 718869), (479246, 585927)]