12885578421

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{504901}}^1$

素因数の和:505132

約数の個数: 16

約数和(自身を含む): 17643295488

約数和(自身を除く): 4757717067

約数列:

[1, 3, 47, 141, 181, 543, 8507, 25521, 504901, 1514703, 23730347, 71191041, 91387081, 274161243, 4295192807, 12885578421]

約数ペア:

[(1, 12885578421), (3, 4295192807), (47, 274161243), (141, 91387081), (181, 71191041), (543, 23730347), (8507, 1514703), (25521, 504901)]