128920272

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{206603}}^1$

素因数の和:206627

約数の個数: 40

約数和(自身を含む): 358664544

約数和(自身を除く): 229744272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 206603, 413206, 619809, 826412, 1239618, 1652824, 2479236, 2685839, 3305648, 4958472, 5371678, 8057517, 9916944, 10743356, 16115034, 21486712, 32230068, 42973424, 64460136, 128920272]

約数ペア:

[(1, 128920272), (2, 64460136), (3, 42973424), (4, 32230068), (6, 21486712), (8, 16115034), (12, 10743356), (13, 9916944), (16, 8057517), (24, 5371678), (26, 4958472), (39, 3305648), (48, 2685839), (52, 2479236), (78, 1652824), (104, 1239618), (156, 826412), (208, 619809), (312, 413206), (624, 206603)]