201007972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 396152064

約数和(自身を除く): 195144092

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 131, 172, 262, 473, 524, 811, 946, 1441, 1622, 1892, 2882, 3244, 5633, 5764, 8921, 11266, 17842, 22532, 34873, 35684, 61963, 69746, 106241, 123926, 139492, 212482, 247852, 383603, 424964, 767206, 1168651, 1534412, 2337302, 4568363, 4674604, 9136726, 18273452, 50251993, 100503986, 201007972]

約数ペア:

[(1, 201007972), (2, 100503986), (4, 50251993), (11, 18273452), (22, 9136726), (43, 4674604), (44, 4568363), (86, 2337302), (131, 1534412), (172, 1168651), (262, 767206), (473, 424964), (524, 383603), (811, 247852), (946, 212482), (1441, 139492), (1622, 123926), (1892, 106241), (2882, 69746), (3244, 61963), (5633, 35684), (5764, 34873), (8921, 22532), (11266, 17842)]