51521998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 87246720

約数和(自身を除く): 35724722

約数列:

[1, 2, 11, 22, 43, 86, 107, 214, 473, 509, 946, 1018, 1177, 2354, 4601, 5599, 9202, 11198, 21887, 43774, 50611, 54463, 101222, 108926, 240757, 481514, 599093, 1198186, 2341909, 4683818, 25760999, 51521998]

約数ペア:

[(1, 51521998), (2, 25760999), (11, 4683818), (22, 2341909), (43, 1198186), (86, 599093), (107, 481514), (214, 240757), (473, 108926), (509, 101222), (946, 54463), (1018, 50611), (1177, 43774), (2354, 21887), (4601, 11198), (5599, 9202)]