15691421732

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{521}}^1\times {\mathrm{1279}}^1$

素因数の和:1869

約数の個数: 72

約数和(自身を含む): 32590172160

約数和(自身を除く): 16898750428

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 521, 812, 841, 1042, 1279, 1682, 2084, 2558, 3364, 3647, 5116, 5887, 7294, 8953, 11774, 14588, 15109, 17906, 23548, 30218, 35812, 37091, 60436, 74182, 105763, 148364, 211526, 259637, 423052, 438161, 519274, 666359, 876322, 1038548, 1075639, 1332718, 1752644, 2151278, 2665436, 3067127, 4302556, 4664513, 6134254, 7529473, 9329026, 12268508, 15058946, 18658052, 19324411, 30117892, 38648822, 77297644, 135270877, 270541754, 541083508, 560407919, 1120815838, 2241631676, 3922855433, 7845710866, 15691421732]

約数ペア:

[(1, 15691421732), (2, 7845710866), (4, 3922855433), (7, 2241631676), (14, 1120815838), (28, 560407919), (29, 541083508), (58, 270541754), (116, 135270877), (203, 77297644), (406, 38648822), (521, 30117892), (812, 19324411), (841, 18658052), (1042, 15058946), (1279, 12268508), (1682, 9329026), (2084, 7529473), (2558, 6134254), (3364, 4664513), (3647, 4302556), (5116, 3067127), (5887, 2665436), (7294, 2151278), (8953, 1752644), (11774, 1332718), (14588, 1075639), (15109, 1038548), (17906, 876322), (23548, 666359), (30218, 519274), (35812, 438161), (37091, 423052), (60436, 259637), (74182, 211526), (105763, 148364)]