218897756

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{5113}}^1$

素因数の和:5274

約数の個数: 48

約数和(自身を含む): 481125120

約数和(自身を除く): 262227364

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 139, 154, 278, 308, 556, 973, 1529, 1946, 3058, 3892, 5113, 6116, 10226, 10703, 20452, 21406, 35791, 42812, 56243, 71582, 112486, 143164, 224972, 393701, 710707, 787402, 1421414, 1574804, 2842828, 4974949, 7817777, 9949898, 15635554, 19899796, 31271108, 54724439, 109448878, 218897756]

約数ペア:

[(1, 218897756), (2, 109448878), (4, 54724439), (7, 31271108), (11, 19899796), (14, 15635554), (22, 9949898), (28, 7817777), (44, 4974949), (77, 2842828), (139, 1574804), (154, 1421414), (278, 787402), (308, 710707), (556, 393701), (973, 224972), (1529, 143164), (1946, 112486), (3058, 71582), (3892, 56243), (5113, 42812), (6116, 35791), (10226, 21406), (10703, 20452)]