1989287235

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{1931}}^1$

素因数の和:2545

約数の個数: 64

約数和(自身を含む): 3817013760

約数和(自身を除く): 1827726525

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 587, 1755, 1761, 1931, 2935, 5283, 5793, 7631, 8805, 9655, 15849, 17379, 22893, 25103, 26415, 28965, 38155, 52137, 68679, 75309, 79245, 86895, 114465, 125515, 206037, 225927, 260685, 343395, 376545, 677781, 1030185, 1129635, 1133497, 3388905, 3400491, 5667485, 10201473, 14735461, 17002455, 30604419, 44206383, 51007365, 73677305, 132619149, 153022095, 221031915, 397857447, 663095745, 1989287235]

約数ペア:

[(1, 1989287235), (3, 663095745), (5, 397857447), (9, 221031915), (13, 153022095), (15, 132619149), (27, 73677305), (39, 51007365), (45, 44206383), (65, 30604419), (117, 17002455), (135, 14735461), (195, 10201473), (351, 5667485), (585, 3400491), (587, 3388905), (1755, 1133497), (1761, 1129635), (1931, 1030185), (2935, 677781), (5283, 376545), (5793, 343395), (7631, 260685), (8805, 225927), (9655, 206037), (15849, 125515), (17379, 114465), (22893, 86895), (25103, 79245), (26415, 75309), (28965, 68679), (38155, 52137)]