253669581

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 409743360

約数和(自身を除く): 156073779

約数列:

[1, 3, 9, 11, 33, 71, 99, 151, 213, 239, 453, 639, 717, 781, 1359, 1661, 2151, 2343, 2629, 4983, 7029, 7887, 10721, 14949, 16969, 23661, 32163, 36089, 50907, 96489, 108267, 117931, 152721, 186659, 324801, 353793, 396979, 559977, 1061379, 1190937, 1679931, 2562319, 3572811, 7686957, 23060871, 28185509, 84556527, 253669581]

約数ペア:

[(1, 253669581), (3, 84556527), (9, 28185509), (11, 23060871), (33, 7686957), (71, 3572811), (99, 2562319), (151, 1679931), (213, 1190937), (239, 1061379), (453, 559977), (639, 396979), (717, 353793), (781, 324801), (1359, 186659), (1661, 152721), (2151, 117931), (2343, 108267), (2629, 96489), (4983, 50907), (7029, 36089), (7887, 32163), (10721, 23661), (14949, 16969)]