90906556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{12577}}^1$

素因数の和:12733

約数の個数: 24

約数和(自身を含む): 172570160

約数和(自身を除く): 81663604

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 12577, 25154, 50308, 163501, 327002, 654004, 1748203, 3496406, 6992812, 22726639, 45453278, 90906556]

約数ペア:

[(1, 90906556), (2, 45453278), (4, 22726639), (13, 6992812), (26, 3496406), (52, 1748203), (139, 654004), (278, 327002), (556, 163501), (1807, 50308), (3614, 25154), (7228, 12577)]