1398564721

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 1564738560

約数和(自身を除く): 166173839

約数列:

[1, 17, 31, 97, 109, 251, 527, 1649, 1853, 3007, 3379, 4267, 7781, 10573, 24347, 27359, 51119, 57443, 132277, 179741, 327763, 413899, 465103, 754757, 848129, 2653823, 5571971, 12830869, 14418193, 45114991, 82268513, 1398564721]

約数ペア:

[(1, 1398564721), (17, 82268513), (31, 45114991), (97, 14418193), (109, 12830869), (251, 5571971), (527, 2653823), (1649, 848129), (1853, 754757), (3007, 465103), (3379, 413899), (4267, 327763), (7781, 179741), (10573, 132277), (24347, 57443), (27359, 51119)]