67228021

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:744

約数の個数: 16

約数和(自身を含む): 78059520

約数和(自身を除く): 10831499

約数列:

[1, 7, 131, 167, 439, 917, 1169, 3073, 21877, 57509, 73313, 153139, 402563, 513191, 9604003, 67228021]

約数ペア:

[(1, 67228021), (7, 9604003), (131, 513191), (167, 402563), (439, 153139), (917, 73313), (1169, 57509), (3073, 21877)]