71921386

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{1151}}^1$

素因数の和:1509

約数の個数: 16

約数和(自身を含む): 109209600

約数和(自身を除く): 37288214

約数列:

[1, 2, 157, 199, 314, 398, 1151, 2302, 31243, 62486, 180707, 229049, 361414, 458098, 35960693, 71921386]

約数ペア:

[(1, 71921386), (2, 35960693), (157, 458098), (199, 361414), (314, 229049), (398, 180707), (1151, 62486), (2302, 31243)]