128538228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{117709}}^1$

素因数の和:117736

約数の個数: 48

約数和(自身を含む): 369138560

約数和(自身を除く): 240600332

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 117709, 235418, 353127, 470836, 706254, 823963, 1412508, 1530217, 1647926, 2471889, 3060434, 3295852, 4590651, 4943778, 6120868, 9181302, 9887556, 10711519, 18362604, 21423038, 32134557, 42846076, 64269114, 128538228]

約数ペア:

[(1, 128538228), (2, 64269114), (3, 42846076), (4, 32134557), (6, 21423038), (7, 18362604), (12, 10711519), (13, 9887556), (14, 9181302), (21, 6120868), (26, 4943778), (28, 4590651), (39, 3295852), (42, 3060434), (52, 2471889), (78, 1647926), (84, 1530217), (91, 1412508), (156, 823963), (182, 706254), (273, 470836), (364, 353127), (546, 235418), (1092, 117709)]