66898328

素因数分解:

$2^3\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1087}}^1$

素因数の和:1264

約数の個数: 48

約数和(自身を含む): 146977920

約数和(自身を除く): 80079592

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 157, 196, 314, 392, 628, 1087, 1099, 1256, 2174, 2198, 4348, 4396, 7609, 7693, 8696, 8792, 15218, 15386, 30436, 30772, 53263, 60872, 61544, 106526, 170659, 213052, 341318, 426104, 682636, 1194613, 1365272, 2389226, 4778452, 8362291, 9556904, 16724582, 33449164, 66898328]

約数ペア:

[(1, 66898328), (2, 33449164), (4, 16724582), (7, 9556904), (8, 8362291), (14, 4778452), (28, 2389226), (49, 1365272), (56, 1194613), (98, 682636), (157, 426104), (196, 341318), (314, 213052), (392, 170659), (628, 106526), (1087, 61544), (1099, 60872), (1256, 53263), (2174, 30772), (2198, 30436), (4348, 15386), (4396, 15218), (7609, 8792), (7693, 8696)]