15925923

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 27163360

約数和(自身を除く): 11237437

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 157, 221, 289, 351, 459, 471, 663, 867, 1413, 1989, 2041, 2601, 2669, 3757, 4239, 5967, 6123, 7803, 8007, 11271, 18369, 24021, 33813, 34697, 45373, 55107, 72063, 101439, 104091, 136119, 312273, 408357, 589849, 936819, 1225071, 1769547, 5308641, 15925923]

約数ペア:

[(1, 15925923), (3, 5308641), (9, 1769547), (13, 1225071), (17, 936819), (27, 589849), (39, 408357), (51, 312273), (117, 136119), (153, 104091), (157, 101439), (221, 72063), (289, 55107), (351, 45373), (459, 34697), (471, 33813), (663, 24021), (867, 18369), (1413, 11271), (1989, 8007), (2041, 7803), (2601, 6123), (2669, 5967), (3757, 4239)]