216941331

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{11069}}^1$

素因数の和:11258

約数の個数: 16

約数和(自身を含む): 297561600

約数和(自身を除く): 80620269

約数列:

[1, 3, 47, 139, 141, 417, 6533, 11069, 19599, 33207, 520243, 1538591, 1560729, 4615773, 72313777, 216941331]

約数ペア:

[(1, 216941331), (3, 72313777), (47, 4615773), (139, 1560729), (141, 1538591), (417, 520243), (6533, 33207), (11069, 19599)]