71903013

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15493}}^1$

素因数の和:15533

約数の個数: 32

約数和(自身を含む): 124943616

約数和(自身を除く): 53040603

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 15493, 46479, 108451, 201409, 263381, 325353, 604227, 790143, 1409863, 1843667, 3423953, 4229589, 5531001, 10271859, 23967671, 71903013]

約数ペア:

[(1, 71903013), (3, 23967671), (7, 10271859), (13, 5531001), (17, 4229589), (21, 3423953), (39, 1843667), (51, 1409863), (91, 790143), (119, 604227), (221, 325353), (273, 263381), (357, 201409), (663, 108451), (1547, 46479), (4641, 15493)]