3668728

素因数分解:

$2^3\times 7^4\times {\mathrm{191}}^1$

素因数の和:225

約数の個数: 40

約数和(自身を含む): 8066880

約数和(自身を除く): 4398152

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 191, 196, 343, 382, 392, 686, 764, 1337, 1372, 1528, 2401, 2674, 2744, 4802, 5348, 9359, 9604, 10696, 18718, 19208, 37436, 65513, 74872, 131026, 262052, 458591, 524104, 917182, 1834364, 3668728]

約数ペア:

[(1, 3668728), (2, 1834364), (4, 917182), (7, 524104), (8, 458591), (14, 262052), (28, 131026), (49, 74872), (56, 65513), (98, 37436), (191, 19208), (196, 18718), (343, 10696), (382, 9604), (392, 9359), (686, 5348), (764, 4802), (1337, 2744), (1372, 2674), (1528, 2401)]