28207982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 48708864

約数和(自身を除く): 20500882

約数列:

[1, 2, 11, 22, 23, 46, 107, 214, 253, 506, 521, 1042, 1177, 2354, 2461, 4922, 5731, 11462, 11983, 23966, 27071, 54142, 55747, 111494, 131813, 263626, 613217, 1226434, 1282181, 2564362, 14103991, 28207982]

約数ペア:

[(1, 28207982), (2, 14103991), (11, 2564362), (22, 1282181), (23, 1226434), (46, 613217), (107, 263626), (214, 131813), (253, 111494), (506, 55747), (521, 54142), (1042, 27071), (1177, 23966), (2354, 11983), (2461, 11462), (4922, 5731)]