278344144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{12277}}^1$

素因数の和:12407

約数の個数: 40

約数和(自身を含む): 586151720

約数和(自身を除く): 307807576

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 436, 872, 1417, 1744, 2834, 5668, 11336, 12277, 22672, 24554, 49108, 98216, 159601, 196432, 319202, 638404, 1276808, 1338193, 2553616, 2676386, 5352772, 10705544, 17396509, 21411088, 34793018, 69586036, 139172072, 278344144]

約数ペア:

[(1, 278344144), (2, 139172072), (4, 69586036), (8, 34793018), (13, 21411088), (16, 17396509), (26, 10705544), (52, 5352772), (104, 2676386), (109, 2553616), (208, 1338193), (218, 1276808), (436, 638404), (872, 319202), (1417, 196432), (1744, 159601), (2834, 98216), (5668, 49108), (11336, 24554), (12277, 22672)]