210964486

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 353905200

約数和(自身を除く): 142940714

約数列:

[1, 2, 19, 31, 38, 53, 62, 106, 109, 218, 589, 961, 1007, 1178, 1643, 1922, 2014, 2071, 3286, 3379, 4142, 5777, 6758, 11554, 18259, 31217, 36518, 50933, 62434, 64201, 101866, 104749, 109763, 128402, 179087, 209498, 219526, 358174, 967727, 1935454, 1990231, 3402653, 3980462, 5551697, 6805306, 11103394, 105482243, 210964486]

約数ペア:

[(1, 210964486), (2, 105482243), (19, 11103394), (31, 6805306), (38, 5551697), (53, 3980462), (62, 3402653), (106, 1990231), (109, 1935454), (218, 967727), (589, 358174), (961, 219526), (1007, 209498), (1178, 179087), (1643, 128402), (1922, 109763), (2014, 104749), (2071, 101866), (3286, 64201), (3379, 62434), (4142, 50933), (5777, 36518), (6758, 31217), (11554, 18259)]