207657990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{31607}}^1$

素因数の和:31693

約数の個数: 48

約数和(自身を含む): 547324128

約数和(自身を除く): 339666138

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 73, 90, 146, 219, 365, 438, 657, 730, 1095, 1314, 2190, 3285, 6570, 31607, 63214, 94821, 158035, 189642, 284463, 316070, 474105, 568926, 948210, 1422315, 2307311, 2844630, 4614622, 6921933, 11536555, 13843866, 20765799, 23073110, 34609665, 41531598, 69219330, 103828995, 207657990]

約数ペア:

[(1, 207657990), (2, 103828995), (3, 69219330), (5, 41531598), (6, 34609665), (9, 23073110), (10, 20765799), (15, 13843866), (18, 11536555), (30, 6921933), (45, 4614622), (73, 2844630), (90, 2307311), (146, 1422315), (219, 948210), (365, 568926), (438, 474105), (657, 316070), (730, 284463), (1095, 189642), (1314, 158035), (2190, 94821), (3285, 63214), (6570, 31607)]