51839307

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 86879520

約数和(自身を除く): 35040213

約数列:

[1, 3, 9, 13, 17, 39, 51, 67, 117, 153, 201, 221, 389, 603, 663, 871, 1139, 1167, 1989, 2613, 3417, 3501, 5057, 6613, 7839, 10251, 14807, 15171, 19839, 26063, 44421, 45513, 59517, 78189, 85969, 133263, 234567, 257907, 338819, 443071, 773721, 1016457, 1329213, 3049371, 3987639, 5759923, 17279769, 51839307]

約数ペア:

[(1, 51839307), (3, 17279769), (9, 5759923), (13, 3987639), (17, 3049371), (39, 1329213), (51, 1016457), (67, 773721), (117, 443071), (153, 338819), (201, 257907), (221, 234567), (389, 133263), (603, 85969), (663, 78189), (871, 59517), (1139, 45513), (1167, 44421), (1989, 26063), (2613, 19839), (3417, 15171), (3501, 14807), (5057, 10251), (6613, 7839)]