2171445825

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{16649}}^1$

素因数の和:16746

約数の個数: 48

約数和(自身を含む): 3765830400

約数和(自身を除く): 1594384575

約数列:

[1, 3, 5, 15, 25, 37, 47, 75, 111, 141, 185, 235, 555, 705, 925, 1175, 1739, 2775, 3525, 5217, 8695, 16649, 26085, 43475, 49947, 83245, 130425, 249735, 416225, 616013, 782503, 1248675, 1848039, 2347509, 3080065, 3912515, 9240195, 11737545, 15400325, 19562575, 28952611, 46200975, 58687725, 86857833, 144763055, 434289165, 723815275, 2171445825]

約数ペア:

[(1, 2171445825), (3, 723815275), (5, 434289165), (15, 144763055), (25, 86857833), (37, 58687725), (47, 46200975), (75, 28952611), (111, 19562575), (141, 15400325), (185, 11737545), (235, 9240195), (555, 3912515), (705, 3080065), (925, 2347509), (1175, 1848039), (1739, 1248675), (2775, 782503), (3525, 616013), (5217, 416225), (8695, 249735), (16649, 130425), (26085, 83245), (43475, 49947)]