898983878690

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4289}}^1\times {\mathrm{487447}}^1$

素因数の和:491786

約数の個数: 32

約数和(自身を含む): 1656192320640

約数和(自身を除く): 757208441950

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 4289, 8578, 21445, 42890, 184427, 368854, 487447, 922135, 974894, 1844270, 2437235, 4874470, 20960221, 41920442, 104801105, 209602210, 2090660183, 4181320366, 10453300915, 20906601830, 89898387869, 179796775738, 449491939345, 898983878690]

約数ペア:

[(1, 898983878690), (2, 449491939345), (5, 179796775738), (10, 89898387869), (43, 20906601830), (86, 10453300915), (215, 4181320366), (430, 2090660183), (4289, 209602210), (8578, 104801105), (21445, 41920442), (42890, 20960221), (184427, 4874470), (368854, 2437235), (487447, 1844270), (922135, 974894)]