138578272

素因数分解:

$2^5\times 7^2\times {\mathrm{88379}}^1$

素因数の和:88403

約数の個数: 36

約数和(自身を含む): 317372580

約数和(自身を除く): 178794308

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 88379, 176758, 353516, 618653, 707032, 1237306, 1414064, 2474612, 2828128, 4330571, 4949224, 8661142, 9898448, 17322284, 19796896, 34644568, 69289136, 138578272]

約数ペア:

[(1, 138578272), (2, 69289136), (4, 34644568), (7, 19796896), (8, 17322284), (14, 9898448), (16, 8661142), (28, 4949224), (32, 4330571), (49, 2828128), (56, 2474612), (98, 1414064), (112, 1237306), (196, 707032), (224, 618653), (392, 353516), (784, 176758), (1568, 88379)]