31687836

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 82736640

約数和(自身を除く): 51048804

約数列:

[1, 2, 3, 4, 6, 12, 23, 29, 37, 46, 58, 69, 74, 87, 92, 107, 111, 116, 138, 148, 174, 214, 222, 276, 321, 348, 428, 444, 642, 667, 851, 1073, 1284, 1334, 1702, 2001, 2146, 2461, 2553, 2668, 3103, 3219, 3404, 3959, 4002, 4292, 4922, 5106, 6206, 6438, 7383, 7918, 8004, 9309, 9844, 10212, 11877, 12412, 12876, 14766, 15836, 18618, 23754, 24679, 29532, 37236, 47508, 49358, 71369, 74037, 91057, 98716, 114811, 142738, 148074, 182114, 214107, 229622, 273171, 285476, 296148, 344433, 364228, 428214, 459244, 546342, 688866, 856428, 1092684, 1377732, 2640653, 5281306, 7921959, 10562612, 15843918, 31687836]

約数ペア:

[(1, 31687836), (2, 15843918), (3, 10562612), (4, 7921959), (6, 5281306), (12, 2640653), (23, 1377732), (29, 1092684), (37, 856428), (46, 688866), (58, 546342), (69, 459244), (74, 428214), (87, 364228), (92, 344433), (107, 296148), (111, 285476), (116, 273171), (138, 229622), (148, 214107), (174, 182114), (214, 148074), (222, 142738), (276, 114811), (321, 98716), (348, 91057), (428, 74037), (444, 71369), (642, 49358), (667, 47508), (851, 37236), (1073, 29532), (1284, 24679), (1334, 23754), (1702, 18618), (2001, 15836), (2146, 14766), (2461, 12876), (2553, 12412), (2668, 11877), (3103, 10212), (3219, 9844), (3404, 9309), (3959, 8004), (4002, 7918), (4292, 7383), (4922, 6438), (5106, 6206)]