279804928

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{21019}}^1$

素因数の和:21052

約数の個数: 44

約数和(自身を含む): 602391160

約数和(自身を除く): 322586232

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3328, 6656, 13312, 21019, 42038, 84076, 168152, 273247, 336304, 546494, 672608, 1092988, 1345216, 2185976, 2690432, 4371952, 5380864, 8743904, 10761728, 17487808, 21523456, 34975616, 69951232, 139902464, 279804928]

約数ペア:

[(1, 279804928), (2, 139902464), (4, 69951232), (8, 34975616), (13, 21523456), (16, 17487808), (26, 10761728), (32, 8743904), (52, 5380864), (64, 4371952), (104, 2690432), (128, 2185976), (208, 1345216), (256, 1092988), (416, 672608), (512, 546494), (832, 336304), (1024, 273247), (1664, 168152), (3328, 84076), (6656, 42038), (13312, 21019)]