4990139

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{283}}^1$

素因数の和:530

約数の個数: 16

約数和(自身を含む): 6270720

約数和(自身を除く): 1280581

約数列:

[1, 7, 11, 77, 229, 283, 1603, 1981, 2519, 3113, 17633, 21791, 64807, 453649, 712877, 4990139]

約数ペア:

[(1, 4990139), (7, 712877), (11, 453649), (77, 64807), (229, 21791), (283, 17633), (1603, 3113), (1981, 2519)]