2105500371

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^3\times {\mathrm{463}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 3386234880

約数和(自身を除く): 1280734509

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 361, 463, 663, 741, 969, 1083, 1389, 4199, 4693, 6019, 6137, 6859, 7871, 8797, 12597, 14079, 18057, 18411, 20577, 23613, 26391, 79781, 89167, 102323, 114361, 116603, 149549, 167143, 239343, 267501, 306969, 343083, 349809, 448647, 501429, 1515839, 1944137, 2172859, 2841431, 3175717, 4547517, 5832411, 6518577, 8524293, 9527151, 36938603, 41284321, 53987189, 110815809, 123852963, 161961567, 701833457, 2105500371]

約数ペア:

[(1, 2105500371), (3, 701833457), (13, 161961567), (17, 123852963), (19, 110815809), (39, 53987189), (51, 41284321), (57, 36938603), (221, 9527151), (247, 8524293), (323, 6518577), (361, 5832411), (463, 4547517), (663, 3175717), (741, 2841431), (969, 2172859), (1083, 1944137), (1389, 1515839), (4199, 501429), (4693, 448647), (6019, 349809), (6137, 343083), (6859, 306969), (7871, 267501), (8797, 239343), (12597, 167143), (14079, 149549), (18057, 116603), (18411, 114361), (20577, 102323), (23613, 89167), (26391, 79781)]