987844

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:196

約数の個数: 36

約数和(自身を含む): 2059372

約数和(自身を除く): 1071528

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 157, 242, 286, 314, 484, 572, 628, 1573, 1727, 2041, 3146, 3454, 4082, 6292, 6908, 8164, 18997, 22451, 37994, 44902, 75988, 89804, 246961, 493922, 987844]

約数ペア:

[(1, 987844), (2, 493922), (4, 246961), (11, 89804), (13, 75988), (22, 44902), (26, 37994), (44, 22451), (52, 18997), (121, 8164), (143, 6908), (157, 6292), (242, 4082), (286, 3454), (314, 3146), (484, 2041), (572, 1727), (628, 1573)]