90211721

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 96898560

約数和(自身を除く): 6686839

約数列:

[1, 29, 43, 73, 991, 1247, 2117, 3139, 28739, 42613, 72343, 91031, 1235777, 2097947, 3110749, 90211721]

約数ペア:

[(1, 90211721), (29, 3110749), (43, 2097947), (73, 1235777), (991, 91031), (1247, 72343), (2117, 42613), (3139, 28739)]