396565512208

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{991057}}^1$

素因数の和:991435

約数の個数: 40

約数和(自身を含む): 779744613240

約数和(自身を除く): 383179101032

約数列:

[1, 2, 4, 8, 16, 89, 178, 281, 356, 562, 712, 1124, 1424, 2248, 4496, 25009, 50018, 100036, 200072, 400144, 991057, 1982114, 3964228, 7928456, 15856912, 88204073, 176408146, 278487017, 352816292, 556974034, 705632584, 1113948068, 1411265168, 2227896136, 4455792272, 24785344513, 49570689026, 99141378052, 198282756104, 396565512208]

約数ペア:

[(1, 396565512208), (2, 198282756104), (4, 99141378052), (8, 49570689026), (16, 24785344513), (89, 4455792272), (178, 2227896136), (281, 1411265168), (356, 1113948068), (562, 705632584), (712, 556974034), (1124, 352816292), (1424, 278487017), (2248, 176408146), (4496, 88204073), (25009, 15856912), (50018, 7928456), (100036, 3964228), (200072, 1982114), (400144, 991057)]