878996829

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1\times {\mathrm{571}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 1251993600

約数和(自身を除く): 372996771

約数列:

[1, 3, 19, 57, 113, 239, 339, 571, 717, 1713, 2147, 4541, 6441, 10849, 13623, 27007, 32547, 64523, 81021, 136469, 193569, 409407, 513133, 1225937, 1539399, 2592911, 3677811, 7778733, 15420997, 46262991, 292998943, 878996829]

約数ペア:

[(1, 878996829), (3, 292998943), (19, 46262991), (57, 15420997), (113, 7778733), (239, 3677811), (339, 2592911), (571, 1539399), (717, 1225937), (1713, 513133), (2147, 409407), (4541, 193569), (6441, 136469), (10849, 81021), (13623, 64523), (27007, 32547)]