221247104

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{132961}}^1$

素因数の和:132988

約数の個数: 32

約数和(自身を含む): 474674340

約数和(自身を除く): 253427236

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 132961, 265922, 531844, 1063688, 1728493, 2127376, 3456986, 4254752, 6913972, 8509504, 13827944, 17019008, 27655888, 55311776, 110623552, 221247104]

約数ペア:

[(1, 221247104), (2, 110623552), (4, 55311776), (8, 27655888), (13, 17019008), (16, 13827944), (26, 8509504), (32, 6913972), (52, 4254752), (64, 3456986), (104, 2127376), (128, 1728493), (208, 1063688), (416, 531844), (832, 265922), (1664, 132961)]