1649762138

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1\times {\mathrm{6271}}^1$

素因数の和:7133

約数の個数: 16

約数和(自身を含む): 2491238400

約数和(自身を除く): 841476262

約数列:

[1, 2, 199, 398, 661, 1322, 6271, 12542, 131539, 263078, 1247929, 2495858, 4145131, 8290262, 824881069, 1649762138]

約数ペア:

[(1, 1649762138), (2, 824881069), (199, 8290262), (398, 4145131), (661, 2495858), (1322, 1247929), (6271, 263078), (12542, 131539)]