206129917

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:366

約数の個数: 36

約数和(自身を含む): 259909056

約数和(自身を除く): 53779139

約数列:

[1, 7, 19, 43, 49, 133, 271, 301, 361, 817, 931, 1897, 2107, 2527, 5149, 5719, 11653, 13279, 15523, 17689, 36043, 40033, 81571, 97831, 108661, 221407, 252301, 570997, 684817, 760627, 1549849, 4206733, 4793719, 10848943, 29447131, 206129917]

約数ペア:

[(1, 206129917), (7, 29447131), (19, 10848943), (43, 4793719), (49, 4206733), (133, 1549849), (271, 760627), (301, 684817), (361, 570997), (817, 252301), (931, 221407), (1897, 108661), (2107, 97831), (2527, 81571), (5149, 40033), (5719, 36043), (11653, 17689), (13279, 15523)]