128902816

素因数分解:

$2^5\times 7^1\times {\mathrm{73}}^1\times {\mathrm{7883}}^1$

素因数の和:7973

約数の個数: 48

約数和(自身を含む): 294041664

約数和(自身を除く): 165138848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 73, 112, 146, 224, 292, 511, 584, 1022, 1168, 2044, 2336, 4088, 7883, 8176, 15766, 16352, 31532, 55181, 63064, 110362, 126128, 220724, 252256, 441448, 575459, 882896, 1150918, 1765792, 2301836, 4028213, 4603672, 8056426, 9207344, 16112852, 18414688, 32225704, 64451408, 128902816]

約数ペア:

[(1, 128902816), (2, 64451408), (4, 32225704), (7, 18414688), (8, 16112852), (14, 9207344), (16, 8056426), (28, 4603672), (32, 4028213), (56, 2301836), (73, 1765792), (112, 1150918), (146, 882896), (224, 575459), (292, 441448), (511, 252256), (584, 220724), (1022, 126128), (1168, 110362), (2044, 63064), (2336, 55181), (4088, 31532), (7883, 16352), (8176, 15766)]