39499879

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:450

約数の個数: 16

約数和(自身を含む): 42720480

約数和(自身を除く): 3220601

約数列:

[1, 19, 61, 173, 197, 1159, 3287, 3743, 10553, 12017, 34081, 200507, 228323, 647539, 2078941, 39499879]

約数ペア:

[(1, 39499879), (19, 2078941), (61, 647539), (173, 228323), (197, 200507), (1159, 34081), (3287, 12017), (3743, 10553)]