209068286

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{9949}}^1$

素因数の和:10056

約数の個数: 32

約数和(自身を含む): 382080000

約数和(自身を除く): 173011714

約数列:

[1, 2, 7, 14, 19, 38, 79, 133, 158, 266, 553, 1106, 1501, 3002, 9949, 10507, 19898, 21014, 69643, 139286, 189031, 378062, 785971, 1323217, 1571942, 2646434, 5501797, 11003594, 14933449, 29866898, 104534143, 209068286]

約数ペア:

[(1, 209068286), (2, 104534143), (7, 29866898), (14, 14933449), (19, 11003594), (38, 5501797), (79, 2646434), (133, 1571942), (158, 1323217), (266, 785971), (553, 378062), (1106, 189031), (1501, 139286), (3002, 69643), (9949, 21014), (10507, 19898)]