87642772

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{10399}}^1$

素因数の和:10460

約数の個数: 36

約数和(自身を含む): 182582400

約数和(自身を除く): 94939628

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 10399, 20798, 41596, 72793, 145586, 291172, 447157, 509551, 894314, 1019102, 1788628, 2038204, 3130099, 6260198, 12520396, 21910693, 43821386, 87642772]

約数ペア:

[(1, 87642772), (2, 43821386), (4, 21910693), (7, 12520396), (14, 6260198), (28, 3130099), (43, 2038204), (49, 1788628), (86, 1019102), (98, 894314), (172, 509551), (196, 447157), (301, 291172), (602, 145586), (1204, 72793), (2107, 41596), (4214, 20798), (8428, 10399)]