212859990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{337873}}^1$

素因数の和:337893

約数の個数: 48

約数和(自身を含む): 632500128

約数和(自身を除く): 419640138

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 337873, 675746, 1013619, 1689365, 2027238, 2365111, 3040857, 3378730, 4730222, 5068095, 6081714, 7095333, 10136190, 11825555, 14190666, 15204285, 21285999, 23651110, 30408570, 35476665, 42571998, 70953330, 106429995, 212859990]

約数ペア:

[(1, 212859990), (2, 106429995), (3, 70953330), (5, 42571998), (6, 35476665), (7, 30408570), (9, 23651110), (10, 21285999), (14, 15204285), (15, 14190666), (18, 11825555), (21, 10136190), (30, 7095333), (35, 6081714), (42, 5068095), (45, 4730222), (63, 3378730), (70, 3040857), (90, 2365111), (105, 2027238), (126, 1689365), (210, 1013619), (315, 675746), (630, 337873)]