207984807

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{3413}}^1$

素因数の和:3520

約数の個数: 32

約数和(自身を含む): 321735360

約数和(自身を除く): 113750553

約数列:

[1, 3, 9, 27, 37, 61, 111, 183, 333, 549, 999, 1647, 2257, 3413, 6771, 10239, 20313, 30717, 60939, 92151, 126281, 208193, 378843, 624579, 1136529, 1873737, 3409587, 5621211, 7703141, 23109423, 69328269, 207984807]

約数ペア:

[(1, 207984807), (3, 69328269), (9, 23109423), (27, 7703141), (37, 5621211), (61, 3409587), (111, 1873737), (183, 1136529), (333, 624579), (549, 378843), (999, 208193), (1647, 126281), (2257, 92151), (3413, 60939), (6771, 30717), (10239, 20313)]