4395215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:682

約数の個数: 16

約数和(自身を含む): 5801760

約数和(自身を除く): 1406545

約数列:

[1, 5, 11, 55, 157, 509, 785, 1727, 2545, 5599, 8635, 27995, 79913, 399565, 879043, 4395215]

約数ペア:

[(1, 4395215), (5, 879043), (11, 399565), (55, 79913), (157, 27995), (509, 8635), (785, 5599), (1727, 2545)]