991960464

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{43691}}^1$

素因数の和:43756

約数の個数: 80

約数和(自身を含む): 2860602624

約数和(自身を除く): 1868642160

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 43, 44, 48, 66, 86, 88, 129, 132, 172, 176, 258, 264, 344, 473, 516, 528, 688, 946, 1032, 1419, 1892, 2064, 2838, 3784, 5676, 7568, 11352, 22704, 43691, 87382, 131073, 174764, 262146, 349528, 480601, 524292, 699056, 961202, 1048584, 1441803, 1878713, 1922404, 2097168, 2883606, 3757426, 3844808, 5636139, 5767212, 7514852, 7689616, 11272278, 11534424, 15029704, 20665843, 22544556, 23068848, 30059408, 41331686, 45089112, 61997529, 82663372, 90178224, 123995058, 165326744, 247990116, 330653488, 495980232, 991960464]

約数ペア:

[(1, 991960464), (2, 495980232), (3, 330653488), (4, 247990116), (6, 165326744), (8, 123995058), (11, 90178224), (12, 82663372), (16, 61997529), (22, 45089112), (24, 41331686), (33, 30059408), (43, 23068848), (44, 22544556), (48, 20665843), (66, 15029704), (86, 11534424), (88, 11272278), (129, 7689616), (132, 7514852), (172, 5767212), (176, 5636139), (258, 3844808), (264, 3757426), (344, 2883606), (473, 2097168), (516, 1922404), (528, 1878713), (688, 1441803), (946, 1048584), (1032, 961202), (1419, 699056), (1892, 524292), (2064, 480601), (2838, 349528), (3784, 262146), (5676, 174764), (7568, 131073), (11352, 87382), (22704, 43691)]