4386215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{887}}^1$

素因数の和:958

約数の個数: 16

約数和(自身を含む): 5626368

約数和(自身を除く): 1240153

約数列:

[1, 5, 23, 43, 115, 215, 887, 989, 4435, 4945, 20401, 38141, 102005, 190705, 877243, 4386215]

約数ペア:

[(1, 4386215), (5, 877243), (23, 190705), (43, 102005), (115, 38141), (215, 20401), (887, 4945), (989, 4435)]