161585655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139901}}^1$

素因数の和:139927

約数の個数: 32

約数和(自身を含む): 322334208

約数和(自身を除く): 160748553

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 139901, 419703, 699505, 979307, 1538911, 2098515, 2937921, 4616733, 4896535, 7694555, 10772377, 14689605, 23083665, 32317131, 53861885, 161585655]

約数ペア:

[(1, 161585655), (3, 53861885), (5, 32317131), (7, 23083665), (11, 14689605), (15, 10772377), (21, 7694555), (33, 4896535), (35, 4616733), (55, 2937921), (77, 2098515), (105, 1538911), (165, 979307), (231, 699505), (385, 419703), (1155, 139901)]