64966671

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31249}}^1$

素因数の和:31276

約数の個数: 32

約数和(自身を含む): 120000000

約数和(自身を除く): 55033329

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 31249, 93747, 218743, 281241, 343739, 656229, 843723, 1031217, 1968687, 2406173, 3093651, 5906061, 7218519, 9280953, 21655557, 64966671]

約数ペア:

[(1, 64966671), (3, 21655557), (7, 9280953), (9, 7218519), (11, 5906061), (21, 3093651), (27, 2406173), (33, 1968687), (63, 1031217), (77, 843723), (99, 656229), (189, 343739), (231, 281241), (297, 218743), (693, 93747), (2079, 31249)]