221640894729

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{821}}^1\times {\mathrm{71933}}^1$

素因数の和:72902

約数の個数: 32

約数和(自身を含む): 331126588800

約数和(自身を除く): 109485694071

約数列:

[1, 3, 9, 27, 139, 417, 821, 1251, 2463, 3753, 7389, 22167, 71933, 114119, 215799, 342357, 647397, 1027071, 1942191, 3081213, 9998687, 29996061, 59056993, 89988183, 177170979, 269964549, 531512937, 1594538811, 8208922027, 24626766081, 73880298243, 221640894729]

約数ペア:

[(1, 221640894729), (3, 73880298243), (9, 24626766081), (27, 8208922027), (139, 1594538811), (417, 531512937), (821, 269964549), (1251, 177170979), (2463, 89988183), (3753, 59056993), (7389, 29996061), (22167, 9998687), (71933, 3081213), (114119, 1942191), (215799, 1027071), (342357, 647397)]