28304595

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 53973504

約数和(自身を除く): 25668909

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 211, 271, 495, 633, 813, 1055, 1355, 1899, 2321, 2439, 2981, 3165, 4065, 6963, 8943, 9495, 11605, 12195, 14905, 20889, 26829, 34815, 44715, 57181, 104445, 134145, 171543, 285905, 514629, 628991, 857715, 1886973, 2573145, 3144955, 5660919, 9434865, 28304595]

約数ペア:

[(1, 28304595), (3, 9434865), (5, 5660919), (9, 3144955), (11, 2573145), (15, 1886973), (33, 857715), (45, 628991), (55, 514629), (99, 285905), (165, 171543), (211, 134145), (271, 104445), (495, 57181), (633, 44715), (813, 34815), (1055, 26829), (1355, 20889), (1899, 14905), (2321, 12195), (2439, 11605), (2981, 9495), (3165, 8943), (4065, 6963)]