81592155

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2543}}^1$

素因数の和:2608

約数の個数: 48

約数和(自身を含む): 152395776

約数和(自身を除く): 70803621

約数列:

[1, 3, 5, 9, 15, 23, 31, 45, 69, 93, 115, 155, 207, 279, 345, 465, 713, 1035, 1395, 2139, 2543, 3565, 6417, 7629, 10695, 12715, 22887, 32085, 38145, 58489, 78833, 114435, 175467, 236499, 292445, 394165, 526401, 709497, 877335, 1182495, 1813159, 2632005, 3547485, 5439477, 9065795, 16318431, 27197385, 81592155]

約数ペア:

[(1, 81592155), (3, 27197385), (5, 16318431), (9, 9065795), (15, 5439477), (23, 3547485), (31, 2632005), (45, 1813159), (69, 1182495), (93, 877335), (115, 709497), (155, 526401), (207, 394165), (279, 292445), (345, 236499), (465, 175467), (713, 114435), (1035, 78833), (1395, 58489), (2139, 38145), (2543, 32085), (3565, 22887), (6417, 12715), (7629, 10695)]