2100031479

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{17209}}^1$

素因数の和:17384

約数の個数: 48

約数和(自身を含む): 3758664000

約数和(自身を除く): 1658632521

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 149, 273, 447, 819, 1043, 1341, 1937, 3129, 5811, 9387, 13559, 17209, 17433, 40677, 51627, 120463, 122031, 154881, 223717, 361389, 671151, 1084167, 1566019, 2013453, 2564141, 4698057, 7692423, 14094171, 17948987, 23077269, 33333833, 53846961, 100001499, 161540883, 233336831, 300004497, 700010493, 2100031479]

約数ペア:

[(1, 2100031479), (3, 700010493), (7, 300004497), (9, 233336831), (13, 161540883), (21, 100001499), (39, 53846961), (63, 33333833), (91, 23077269), (117, 17948987), (149, 14094171), (273, 7692423), (447, 4698057), (819, 2564141), (1043, 2013453), (1341, 1566019), (1937, 1084167), (3129, 671151), (5811, 361389), (9387, 223717), (13559, 154881), (17209, 122031), (17433, 120463), (40677, 51627)]