28904722

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 55310976

約数和(自身を除く): 26406254

約数列:

[1, 2, 7, 11, 14, 22, 77, 113, 121, 151, 154, 226, 242, 302, 791, 847, 1057, 1243, 1582, 1661, 1694, 2114, 2486, 3322, 8701, 11627, 13673, 17063, 17402, 18271, 23254, 27346, 34126, 36542, 95711, 119441, 127897, 187693, 191422, 238882, 255794, 375386, 1313851, 2064623, 2627702, 4129246, 14452361, 28904722]

約数ペア:

[(1, 28904722), (2, 14452361), (7, 4129246), (11, 2627702), (14, 2064623), (22, 1313851), (77, 375386), (113, 255794), (121, 238882), (151, 191422), (154, 187693), (226, 127897), (242, 119441), (302, 95711), (791, 36542), (847, 34126), (1057, 27346), (1243, 23254), (1582, 18271), (1661, 17402), (1694, 17063), (2114, 13673), (2486, 11627), (3322, 8701)]