80243898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{51637}}^1$

素因数の和:51686

約数の個数: 32

約数和(自身を含む): 188375424

約数和(自身を除く): 108131526

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 51637, 103274, 154911, 309822, 361459, 722918, 1084377, 1910569, 2168754, 3821138, 5731707, 11463414, 13373983, 26747966, 40121949, 80243898]

約数ペア:

[(1, 80243898), (2, 40121949), (3, 26747966), (6, 13373983), (7, 11463414), (14, 5731707), (21, 3821138), (37, 2168754), (42, 1910569), (74, 1084377), (111, 722918), (222, 361459), (259, 309822), (518, 154911), (777, 103274), (1554, 51637)]