38974465

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 47551680

約数和(自身を除く): 8577215

約数列:

[1, 5, 131, 157, 379, 655, 785, 1895, 20567, 49649, 59503, 102835, 248245, 297515, 7794893, 38974465]

約数ペア:

[(1, 38974465), (5, 7794893), (131, 297515), (157, 248245), (379, 102835), (655, 59503), (785, 49649), (1895, 20567)]