72981601

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{3373}}^1$

素因数の和:3672

約数の個数: 16

約数和(自身を含む): 91340928

約数和(自身を除く): 18359327

約数列:

[1, 7, 11, 77, 281, 1967, 3091, 3373, 21637, 23611, 37103, 259721, 947813, 6634691, 10425943, 72981601]

約数ペア:

[(1, 72981601), (7, 10425943), (11, 6634691), (77, 947813), (281, 259721), (1967, 37103), (3091, 23611), (3373, 21637)]