78995878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{42793}}^1$

素因数の和:42879

約数の個数: 16

約数和(自身を含む): 129409056

約数和(自身を除く): 50413178

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 42793, 85586, 556309, 1112618, 3038303, 6076606, 39497939, 78995878]

約数ペア:

[(1, 78995878), (2, 39497939), (13, 6076606), (26, 3038303), (71, 1112618), (142, 556309), (923, 85586), (1846, 42793)]