51389996

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^2\times {\mathrm{173}}^1$

素因数の和:390

約数の個数: 36

約数和(自身を含む): 104387472

約数和(自身を除く): 52997476

約数列:

[1, 2, 4, 7, 14, 28, 103, 173, 206, 346, 412, 692, 721, 1211, 1442, 2422, 2884, 4844, 10609, 17819, 21218, 35638, 42436, 71276, 74263, 124733, 148526, 249466, 297052, 498932, 1835357, 3670714, 7341428, 12847499, 25694998, 51389996]

約数ペア:

[(1, 51389996), (2, 25694998), (4, 12847499), (7, 7341428), (14, 3670714), (28, 1835357), (103, 498932), (173, 297052), (206, 249466), (346, 148526), (412, 124733), (692, 74263), (721, 71276), (1211, 42436), (1442, 35638), (2422, 21218), (2884, 17819), (4844, 10609)]