318563049

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{2693}}^1$

素因数の和:2877

約数の個数: 32

約数和(自身を含む): 500696064

約数和(自身を除く): 182133015

約数列:

[1, 3, 7, 21, 43, 129, 131, 301, 393, 903, 917, 2693, 2751, 5633, 8079, 16899, 18851, 39431, 56553, 115799, 118293, 347397, 352783, 810593, 1058349, 2431779, 2469481, 7408443, 15169669, 45509007, 106187683, 318563049]

約数ペア:

[(1, 318563049), (3, 106187683), (7, 45509007), (21, 15169669), (43, 7408443), (129, 2469481), (131, 2431779), (301, 1058349), (393, 810593), (903, 352783), (917, 347397), (2693, 118293), (2751, 115799), (5633, 56553), (8079, 39431), (16899, 18851)]