128974664

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{25309}}^1$

素因数の和:25342

約数の個数: 48

約数和(自身を含む): 302960700

約数和(自身を除く): 173986036

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 25309, 50618, 101236, 177163, 202472, 329017, 354326, 658034, 708652, 1240141, 1316068, 1417304, 2303119, 2480282, 2632136, 4606238, 4960564, 9212476, 9921128, 16121833, 18424952, 32243666, 64487332, 128974664]

約数ペア:

[(1, 128974664), (2, 64487332), (4, 32243666), (7, 18424952), (8, 16121833), (13, 9921128), (14, 9212476), (26, 4960564), (28, 4606238), (49, 2632136), (52, 2480282), (56, 2303119), (91, 1417304), (98, 1316068), (104, 1240141), (182, 708652), (196, 658034), (364, 354326), (392, 329017), (637, 202472), (728, 177163), (1274, 101236), (2548, 50618), (5096, 25309)]