81539458

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{241}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 165876480

約数和(自身を除く): 84337022

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 169, 182, 241, 286, 338, 482, 1001, 1183, 1687, 1859, 2002, 2197, 2366, 2651, 3133, 3374, 3718, 4394, 5302, 6266, 13013, 15379, 18557, 21931, 24167, 26026, 30758, 34463, 37114, 40729, 43862, 48334, 68926, 81458, 169169, 241241, 285103, 338338, 448019, 482482, 529477, 570206, 896038, 1058954, 3136133, 3706339, 5824247, 6272266, 7412678, 11648494, 40769729, 81539458]

約数ペア:

[(1, 81539458), (2, 40769729), (7, 11648494), (11, 7412678), (13, 6272266), (14, 5824247), (22, 3706339), (26, 3136133), (77, 1058954), (91, 896038), (143, 570206), (154, 529477), (169, 482482), (182, 448019), (241, 338338), (286, 285103), (338, 241241), (482, 169169), (1001, 81458), (1183, 68926), (1687, 48334), (1859, 43862), (2002, 40729), (2197, 37114), (2366, 34463), (2651, 30758), (3133, 26026), (3374, 24167), (3718, 21931), (4394, 18557), (5302, 15379), (6266, 13013)]