3987990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 10528128

約数和(自身を除く): 6540138

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 73, 90, 146, 219, 365, 438, 607, 657, 730, 1095, 1214, 1314, 1821, 2190, 3035, 3285, 3642, 5463, 6070, 6570, 9105, 10926, 18210, 27315, 44311, 54630, 88622, 132933, 221555, 265866, 398799, 443110, 664665, 797598, 1329330, 1993995, 3987990]

約数ペア:

[(1, 3987990), (2, 1993995), (3, 1329330), (5, 797598), (6, 664665), (9, 443110), (10, 398799), (15, 265866), (18, 221555), (30, 132933), (45, 88622), (73, 54630), (90, 44311), (146, 27315), (219, 18210), (365, 10926), (438, 9105), (607, 6570), (657, 6070), (730, 5463), (1095, 3642), (1214, 3285), (1314, 3035), (1821, 2190)]