197680131

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1609}}^1$

素因数の和:1716

約数の個数: 48

約数和(自身を含む): 334545120

約数和(自身を除く): 136864989

約数列:

[1, 3, 9, 11, 17, 33, 51, 73, 99, 153, 187, 219, 561, 657, 803, 1241, 1609, 1683, 2409, 3723, 4827, 7227, 11169, 13651, 14481, 17699, 27353, 40953, 53097, 82059, 117457, 122859, 159291, 246177, 300883, 352371, 902649, 1057113, 1292027, 1996769, 2707947, 3876081, 5990307, 11628243, 17970921, 21964459, 65893377, 197680131]

約数ペア:

[(1, 197680131), (3, 65893377), (9, 21964459), (11, 17970921), (17, 11628243), (33, 5990307), (51, 3876081), (73, 2707947), (99, 1996769), (153, 1292027), (187, 1057113), (219, 902649), (561, 352371), (657, 300883), (803, 246177), (1241, 159291), (1609, 122859), (1683, 117457), (2409, 82059), (3723, 53097), (4827, 40953), (7227, 27353), (11169, 17699), (13651, 14481)]