128216907

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9209}}^1$

素因数の和:9252

約数の個数: 48

約数和(自身を含む): 241375680

約数和(自身を除く): 113158773

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 4641, 9209, 13923, 27627, 64463, 82881, 119717, 156553, 193389, 359151, 469659, 580167, 838019, 1077453, 1095871, 1408977, 2035189, 2514057, 3287613, 6105567, 7542171, 9862839, 14246323, 18316701, 42738969, 128216907]

約数ペア:

[(1, 128216907), (3, 42738969), (7, 18316701), (9, 14246323), (13, 9862839), (17, 7542171), (21, 6105567), (39, 3287613), (51, 2514057), (63, 2035189), (91, 1408977), (117, 1095871), (119, 1077453), (153, 838019), (221, 580167), (273, 469659), (357, 359151), (663, 193389), (819, 156553), (1071, 119717), (1547, 82881), (1989, 64463), (4641, 27627), (9209, 13923)]