187494405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 354613248

約数和(自身を除く): 167118843

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 131, 215, 301, 317, 393, 645, 655, 903, 917, 951, 1505, 1585, 1965, 2219, 2751, 4515, 4585, 4755, 5633, 6657, 11095, 13631, 13755, 16899, 28165, 33285, 39431, 40893, 41527, 68155, 84495, 95417, 118293, 124581, 197155, 204465, 207635, 286251, 290689, 477085, 591465, 622905, 872067, 1431255, 1453445, 1785661, 4360335, 5356983, 8928305, 12499627, 26784915, 37498881, 62498135, 187494405]

約数ペア:

[(1, 187494405), (3, 62498135), (5, 37498881), (7, 26784915), (15, 12499627), (21, 8928305), (35, 5356983), (43, 4360335), (105, 1785661), (129, 1453445), (131, 1431255), (215, 872067), (301, 622905), (317, 591465), (393, 477085), (645, 290689), (655, 286251), (903, 207635), (917, 204465), (951, 197155), (1505, 124581), (1585, 118293), (1965, 95417), (2219, 84495), (2751, 68155), (4515, 41527), (4585, 40893), (4755, 39431), (5633, 33285), (6657, 28165), (11095, 16899), (13631, 13755)]