1975688

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 4412940

約数和(自身を除く): 2437252

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 121, 143, 157, 242, 286, 314, 484, 572, 628, 968, 1144, 1256, 1573, 1727, 2041, 3146, 3454, 4082, 6292, 6908, 8164, 12584, 13816, 16328, 18997, 22451, 37994, 44902, 75988, 89804, 151976, 179608, 246961, 493922, 987844, 1975688]

約数ペア:

[(1, 1975688), (2, 987844), (4, 493922), (8, 246961), (11, 179608), (13, 151976), (22, 89804), (26, 75988), (44, 44902), (52, 37994), (88, 22451), (104, 18997), (121, 16328), (143, 13816), (157, 12584), (242, 8164), (286, 6908), (314, 6292), (484, 4082), (572, 3454), (628, 3146), (968, 2041), (1144, 1727), (1256, 1573)]