221586554

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{10271}}^1$

素因数の和:10370

約数の個数: 32

約数和(自身を含む): 402333696

約数和(自身を除く): 180747142

約数列:

[1, 2, 7, 14, 23, 46, 67, 134, 161, 322, 469, 938, 1541, 3082, 10271, 10787, 20542, 21574, 71897, 143794, 236233, 472466, 688157, 1376314, 1653631, 3307262, 4817099, 9634198, 15827611, 31655222, 110793277, 221586554]

約数ペア:

[(1, 221586554), (2, 110793277), (7, 31655222), (14, 15827611), (23, 9634198), (46, 4817099), (67, 3307262), (134, 1653631), (161, 1376314), (322, 688157), (469, 472466), (938, 236233), (1541, 143794), (3082, 71897), (10271, 21574), (10787, 20542)]