81455913

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{117541}}^1$

素因数の和:117565

約数の個数: 24

約数和(自身を含む): 146692416

約数和(自身を除く): 65236503

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 117541, 352623, 822787, 1057869, 1292951, 2468361, 3878853, 7405083, 9050657, 11636559, 27151971, 81455913]

約数ペア:

[(1, 81455913), (3, 27151971), (7, 11636559), (9, 9050657), (11, 7405083), (21, 3878853), (33, 2468361), (63, 1292951), (77, 1057869), (99, 822787), (231, 352623), (693, 117541)]